64300475 has 6 divisors (see below), whose sum is σ = 79732620. Its totient is φ = 51440360.

The previous prime is 64300471. The next prime is 64300499. The reversal of 64300475 is 57400346.

It is not a de Polignac number, because 64300475 - 2² = 64300471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64300471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1285985 + ... + 1286034.

It is an arithmetic number, because the mean of its divisors is an integer number (13288770).

Almost surely, 2^64300475 is an apocalyptic number.

64300475 is a deficient number, since it is larger than the sum of its proper divisors (15432145).

64300475 is a wasteful number, since it uses less digits than its factorization.

64300475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2572029 (or 2572024 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 64300475 is about 8018.7576968007. The cubic root of 64300475 is about 400.6250124732.

The spelling of 64300475 in words is "sixty-four million, three hundred thousand, four hundred seventy-five".