74521414 has 32 divisors (see below), whose sum is σ = 125991936. Its totient is φ = 32766720.

The previous prime is 74521399. The next prime is 74521417. The reversal of 74521414 is 41412547.

It is a super-2 number, since 2×74521414² = 11106882289118792, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74521417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99927 + ... + 100669.

It is an arithmetic number, because the mean of its divisors is an integer number (3937248).

Almost surely, 2^74521414 is an apocalyptic number.

74521414 is a deficient number, since it is larger than the sum of its proper divisors (51470522).

74521414 is a wasteful number, since it uses less digits than its factorization.

74521414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900.

The product of its digits is 4480, while the sum is 28.

The square root of 74521414 is about 8632.5786414026. The cubic root of 74521414 is about 420.8174066144.

The spelling of 74521414 in words is "seventy-four million, five hundred twenty-one thousand, four hundred fourteen".