74383672 has 32 divisors (see below), whose sum is σ = 153673200. Its totient is φ = 33472000.

The previous prime is 74383667. The next prime is 74383681. The reversal of 74383672 is 27638347.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 4704 + ... + 13072.

Almost surely, 2^74383672 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 74383672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76836600).

74383672 is an abundant number, since it is smaller than the sum of its proper divisors (79289528).

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

74383672 is a wasteful number, since it uses less digits than its factorization.

74383672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8487 (or 8483 counting only the distinct ones).

The product of its digits is 169344, while the sum is 40.

The square root of 74383672 is about 8624.5969181174. The cubic root of 74383672 is about 420.5579734410.

The spelling of 74383672 in words is "seventy-four million, three hundred eighty-three thousand, six hundred seventy-two".