74700028 has 18 divisors (see below), whose sum is σ = 141555624. Its totient is φ = 34476624.

The previous prime is 74700019. The next prime is 74700037. The reversal of 74700028 is 82000747.

It is an interprime number because it is at equal distance from previous prime (74700019) and next prime (74700037).

It is a junction number, because it is equal to n+sod(n) for n = 74699969 and 74700005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54576 + ... + 55927.

Almost surely, 2^74700028 is an apocalyptic number.

It is an amenable number.

74700028 is a deficient number, since it is larger than the sum of its proper divisors (66855596).

74700028 is a wasteful number, since it uses less digits than its factorization.

74700028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110533 (or 110518 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 74700028 is about 8642.9177943563. The cubic root of 74700028 is about 421.1533454396.

The spelling of 74700028 in words is "seventy-four million, seven hundred thousand, twenty-eight".