354864294 has 64 divisors (see below), whose sum is σ = 819329280. Its totient is φ = 113762880.

The previous prime is 354864277. The next prime is 354864343. The reversal of 354864294 is 492468453.

354864294 is a `hidden beast` number, since 354 + 8 + 6 + 4 + 294 = 666.

It is a super-2 number, since 2×354864294² = 251857334312236872, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154434 + ... + 156714.

It is an arithmetic number, because the mean of its divisors is an integer number (12802020).

Almost surely, 2^354864294 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 354864294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409664640).

354864294 is an abundant number, since it is smaller than the sum of its proper divisors (464464986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

354864294 is a wasteful number, since it uses less digits than its factorization.

354864294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2402 (or 2396 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 354864294 is about 18837.8420738682. The cubic root of 354864294 is about 707.9796388859.

The spelling of 354864294 in words is "three hundred fifty-four million, eight hundred sixty-four thousand, two hundred ninety-four".