74620450 has 24 divisors (see below), whose sum is σ = 139075920. Its totient is φ = 29787600.

The previous prime is 74620421. The next prime is 74620457. The reversal of 74620450 is 5402647.

It is not an unprimeable number, because it can be changed into a prime (74620457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29745 + ... + 32155.

It is an arithmetic number, because the mean of its divisors is an integer number (5794830).

Almost surely, 2^74620450 is an apocalyptic number.

74620450 is a deficient number, since it is larger than the sum of its proper divisors (64455470).

74620450 is a wasteful number, since it uses less digits than its factorization.

74620450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3042 (or 3037 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 74620450 is about 8638.3129139896. The cubic root of 74620450 is about 421.0037406362.

The spelling of 74620450 in words is "seventy-four million, six hundred twenty thousand, four hundred fifty".