746274816 has 240 divisors, whose sum is σ = 2537476480. Its totient is φ = 212336640.

The previous prime is 746274797. The next prime is 746274833. The reversal of 746274816 is 618472647.

746274816 is a `hidden beast` number, since 7 + 4 + 627 + 4 + 8 + 16 = 666.

It is a super-2 number, since 2×746274816² = 1113852201991667712, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3096456 + ... + 3096696.

Almost surely, 2^746274816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 746274816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1268738240).

746274816 is an abundant number, since it is smaller than the sum of its proper divisors (1791201664).

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

746274816 is an equidigital number, since it uses as much as digits as its factorization.

746274816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 253 counting only the distinct ones).

The product of its digits is 451584, while the sum is 45.

The square root of 746274816 is about 27318.0309685746. The cubic root of 746274816 is about 907.0535526883.

The spelling of 746274816 in words is "seven hundred forty-six million, two hundred seventy-four thousand, eight hundred sixteen".