64973042 has 16 divisors (see below), whose sum is σ = 99381600. Its totient is φ = 31848960.

The previous prime is 64973033. The next prime is 64973053. The reversal of 64973042 is 24037946.

It is a junction number, because it is equal to n+sod(n) for n = 64972993 and 64973011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75209 + ... + 76067.

It is an arithmetic number, because the mean of its divisors is an integer number (6211350).

Almost surely, 2^64973042 is an apocalyptic number.

64973042 is a deficient number, since it is larger than the sum of its proper divisors (34408558).

64973042 is a wasteful number, since it uses less digits than its factorization.

64973042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 64973042 is about 8060.5857107285. The cubic root of 64973042 is about 402.0169831855.

The spelling of 64973042 in words is "sixty-four million, nine hundred seventy-three thousand, forty-two".