74903016 has 64 divisors (see below), whose sum is σ = 198158400. Its totient is φ = 23528448.

The previous prime is 74903009. The next prime is 74903021. The reversal of 74903016 is 61030947.

It is a happy number.

It is a super-2 number, since 2×74903016² = 11220923611792512, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126016 + ... + 126608.

It is an arithmetic number, because the mean of its divisors is an integer number (3096225).

Almost surely, 2^74903016 is an apocalyptic number.

74903016 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74903016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99079200).

74903016 is an abundant number, since it is smaller than the sum of its proper divisors (123255384).

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

74903016 is a wasteful number, since it uses less digits than its factorization.

74903016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898 (or 894 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 74903016 is about 8654.6528526568. The cubic root of 74903016 is about 421.5344776335.

The spelling of 74903016 in words is "seventy-four million, nine hundred three thousand, sixteen".