74730274 has 32 divisors (see below), whose sum is σ = 121305600. Its totient is φ = 34446720.

The previous prime is 74730263. The next prime is 74730301. The reversal of 74730274 is 47203747.

It is a happy number.

It is a super-2 number, since 2×74730274² = 11169227704230152, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159789 + ... + 160255.

It is an arithmetic number, because the mean of its divisors is an integer number (3790800).

Almost surely, 2^74730274 is an apocalyptic number.

74730274 is a deficient number, since it is larger than the sum of its proper divisors (46575326).

74730274 is a wasteful number, since it uses less digits than its factorization.

74730274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618.

The product of its (nonzero) digits is 32928, while the sum is 34.

The square root of 74730274 is about 8644.6673735893. The cubic root of 74730274 is about 421.2101793551.

The spelling of 74730274 in words is "seventy-four million, seven hundred thirty thousand, two hundred seventy-four".