64412402 has 8 divisors (see below), whose sum is σ = 97267500. Its totient is φ = 31989904.

The previous prime is 64412363. The next prime is 64412431. The reversal of 64412402 is 20421446.

It can be written as a sum of positive squares in 2 ways, for example, as 53129521 + 11282881 = 7289^2 + 3359^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 107777 + ... + 108372.

Almost surely, 2^64412402 is an apocalyptic number.

64412402 is a deficient number, since it is larger than the sum of its proper divisors (32855098).

64412402 is a wasteful number, since it uses less digits than its factorization.

64412402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216300.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 64412402 is about 8025.7337359272. The cubic root of 64412402 is about 400.8573319752.

Adding to 64412402 its reverse (20421446), we get a palindrome (84833848).

The spelling of 64412402 in words is "sixty-four million, four hundred twelve thousand, four hundred two".