74630436 has 12 divisors (see below), whose sum is σ = 174137712. Its totient is φ = 24876808.

The previous prime is 74630417. The next prime is 74630441. The reversal of 74630436 is 63403647.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 74630397 and 74630406.

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 3 ways as a sum of consecutive naturals, for example, 3109590 + ... + 3109613.

It is an arithmetic number, because the mean of its divisors is an integer number (14511476).

Almost surely, 2^74630436 is an apocalyptic number.

It is an amenable number.

74630436 is an abundant number, since it is smaller than the sum of its proper divisors (99507276).

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

74630436 is a wasteful number, since it uses less digits than its factorization.

74630436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6219210 (or 6219208 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 33.

The square root of 74630436 is about 8638.8909010358. The cubic root of 74630436 is about 421.0225199201.

The spelling of 74630436 in words is "seventy-four million, six hundred thirty thousand, four hundred thirty-six".