75497964 has 24 divisors (see below), whose sum is σ = 176322048. Its totient is φ = 25143120.

The previous prime is 75497959. The next prime is 75497999. The reversal of 75497964 is 46979457.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15729 + ... + 19959.

It is an arithmetic number, because the mean of its divisors is an integer number (7346752).

Almost surely, 2^75497964 is an apocalyptic number.

It is an amenable number.

75497964 is an abundant number, since it is smaller than the sum of its proper divisors (100824084).

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

75497964 is a wasteful number, since it uses less digits than its factorization.

75497964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5725 (or 5723 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 51.

The square root of 75497964 is about 8688.9564390668. The cubic root of 75497964 is about 422.6476059542.

The spelling of 75497964 in words is "seventy-five million, four hundred ninety-seven thousand, nine hundred sixty-four".