74054786 has 12 divisors (see below), whose sum is σ = 120284802. Its totient is φ = 34178976.

The previous prime is 74054759. The next prime is 74054857. The reversal of 74054786 is 68745047.

It can be written as a sum of positive squares in 3 ways, for example, as 29365561 + 44689225 = 5419^2 + 6685^2 .

It is a super-2 number, since 2×74054786² = 10968222659011592, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 109211 + ... + 109886.

Almost surely, 2^74054786 is an apocalyptic number.

74054786 is a deficient number, since it is larger than the sum of its proper divisors (46230016).

74054786 is a wasteful number, since it uses less digits than its factorization.

74054786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219125 (or 219112 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 41.

The square root of 74054786 is about 8605.5090494404. The cubic root of 74054786 is about 419.9372279581.

The spelling of 74054786 in words is "seventy-four million, fifty-four thousand, seven hundred eighty-six".