64532426 has 16 divisors (see below), whose sum is σ = 110786496. Its totient is φ = 27616896.

The previous prime is 64532423. The next prime is 64532431. The reversal of 64532426 is 62423546.

It is a junction number, because it is equal to n+sod(n) for n = 64532392 and 64532401.

It is not an unprimeable number, because it can be changed into a prime (64532423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8090 + ... + 13946.

It is an arithmetic number, because the mean of its divisors is an integer number (6924156).

Almost surely, 2^64532426 is an apocalyptic number.

64532426 is a deficient number, since it is larger than the sum of its proper divisors (46254070).

64532426 is a wasteful number, since it uses less digits than its factorization.

64532426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6653.

The product of its digits is 34560, while the sum is 32.

The square root of 64532426 is about 8033.2077030287. The cubic root of 64532426 is about 401.1061590440.

The spelling of 64532426 in words is "sixty-four million, five hundred thirty-two thousand, four hundred twenty-six".