64074733 has 2 divisors, whose sum is σ = 64074734. Its totient is φ = 64074732.

The previous prime is 64074701. The next prime is 64074739. The reversal of 64074733 is 33747046.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58706244 + 5368489 = 7662^2 + 2317^2 .

It is a cyclic number.

It is not a de Polignac number, because 64074733 - 2⁵ = 64074701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64074739) by changing a digit.

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 as a sum of consecutive naturals, namely, 32037366 + 32037367.

It is an arithmetic number, because the mean of its divisors is an integer number (32037367).

Almost surely, 2^64074733 is an apocalyptic number.

It is an amenable number.

64074733 is a deficient number, since it is larger than the sum of its proper divisors (1).

64074733 is an equidigital number, since it uses as much as digits as its factorization.

64074733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 64074733 is about 8004.6694497649. The cubic root of 64074733 is about 400.1556331879.

The spelling of 64074733 in words is "sixty-four million, seventy-four thousand, seven hundred thirty-three".