74897882 has 4 divisors (see below), whose sum is σ = 112346826. Its totient is φ = 37448940.

The previous prime is 74897881. The next prime is 74897897. The reversal of 74897882 is 28879847.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 74839801 + 58081 = 8651^2 + 241^2 .

It is not an unprimeable number, because it can be changed into a prime (74897881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18724469 + ... + 18724472.

Almost surely, 2^74897882 is an apocalyptic number.

74897882 is a deficient number, since it is larger than the sum of its proper divisors (37448944).

74897882 is a wasteful number, since it uses less digits than its factorization.

74897882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37448943.

The product of its digits is 1806336, while the sum is 53.

The square root of 74897882 is about 8654.3562441120. The cubic root of 74897882 is about 421.5248464795.

The spelling of 74897882 in words is "seventy-four million, eight hundred ninety-seven thousand, eight hundred eighty-two".