64433701 has 2 divisors, whose sum is σ = 64433702. Its totient is φ = 64433700.

The previous prime is 64433671. The next prime is 64433711. The reversal of 64433701 is 10733446.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33062500 + 31371201 = 5750^2 + 5601^2 .

It is a cyclic number.

It is not a de Polignac number, because 64433701 - 2¹⁹ = 63909413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64433701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64433711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32216850 + 32216851.

It is an arithmetic number, because the mean of its divisors is an integer number (32216851).

Almost surely, 2^64433701 is an apocalyptic number.

It is an amenable number.

64433701 is a deficient number, since it is larger than the sum of its proper divisors (1).

64433701 is an equidigital number, since it uses as much as digits as its factorization.

64433701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 64433701 is about 8027.0605454301. The cubic root of 64433701 is about 400.9015104210.

The spelling of 64433701 in words is "sixty-four million, four hundred thirty-three thousand, seven hundred one".