74264652 has 144 divisors (see below), whose sum is σ = 237898752. Its totient is φ = 18973440.

The previous prime is 74264599. The next prime is 74264681. The reversal of 74264652 is 25646247.

74264652 is a `hidden beast` number, since 7 + 4 + 2 + 646 + 5 + 2 = 666.

It is a super-2 number, since 2×74264652² = 11030477073362208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 47 ways as a sum of consecutive naturals, for example, 202173 + ... + 202539.

Almost surely, 2^74264652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74264652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118949376).

74264652 is an abundant number, since it is smaller than the sum of its proper divisors (163634100).

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

74264652 is a wasteful number, since it uses less digits than its factorization.

74264652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468 (or 463 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 74264652 is about 8617.6941231399. The cubic root of 74264652 is about 420.3335445680. Note that the first 3 decimals are identical.

The spelling of 74264652 in words is "seventy-four million, two hundred sixty-four thousand, six hundred fifty-two".