64354372 has 12 divisors (see below), whose sum is σ = 113735916. Its totient is φ = 31858400.

The previous prime is 64354361. The next prime is 64354373. The reversal of 64354372 is 27345346.

It can be written as a sum of positive squares in 2 ways, for example, as 51494976 + 12859396 = 7176^2 + 3586^2 .

It is not an unprimeable number, because it can be changed into a prime (64354373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79243 + ... + 80050.

It is an arithmetic number, because the mean of its divisors is an integer number (9477993).

Almost surely, 2^64354372 is an apocalyptic number.

It is an amenable number.

64354372 is a deficient number, since it is larger than the sum of its proper divisors (49381544).

64354372 is a wasteful number, since it uses less digits than its factorization.

64354372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159398 (or 159396 counting only the distinct ones).

The product of its digits is 60480, while the sum is 34.

The square root of 64354372 is about 8022.1176755268. The cubic root of 64354372 is about 400.7369165513.

The spelling of 64354372 in words is "sixty-four million, three hundred fifty-four thousand, three hundred seventy-two".