64040962 has 4 divisors (see below), whose sum is σ = 96061446. Its totient is φ = 32020480.

The previous prime is 64040941. The next prime is 64040981. The reversal of 64040962 is 26904046.

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., 61763881 + 2277081 = 7859^2 + 1509^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16010239 + ... + 16010242.

Almost surely, 2^64040962 is an apocalyptic number.

64040962 is a deficient number, since it is larger than the sum of its proper divisors (32020484).

64040962 is a wasteful number, since it uses less digits than its factorization.

64040962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32020483.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 64040962 is about 8002.5597154910. The cubic root of 64040962 is about 400.0853193002.

The spelling of 64040962 in words is "sixty-four million, forty thousand, nine hundred sixty-two".