2974858 has 4 divisors (see below), whose sum is σ = 4462290. Its totient is φ = 1487428.

The previous prime is 2974819. The next prime is 2974859. The reversal of 2974858 is 8584792.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2913849 + 61009 = 1707^2 + 247^2 .

It is not an unprimeable number, because it can be changed into a prime (2974859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743713 + ... + 743716.

2^2974858 is an apocalyptic number.

2974858 is a deficient number, since it is larger than the sum of its proper divisors (1487432).

2974858 is a wasteful number, since it uses less digits than its factorization.

2974858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487431.

The product of its digits is 161280, while the sum is 43.

The square root of 2974858 is about 1724.7776668313. Note that the first 3 decimals coincide. The cubic root of 2974858 is about 143.8209258062.

The spelling of 2974858 in words is "two million, nine hundred seventy-four thousand, eight hundred fifty-eight".