64356413 has 4 divisors (see below), whose sum is σ = 70207008. Its totient is φ = 58505820.

The previous prime is 64356377. The next prime is 64356449. The reversal of 64356413 is 31465346.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (64356377) and next prime (64356449).

It is a cyclic number.

It is not a de Polignac number, because 64356413 - 2⁶ = 64356349 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 64356413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64356013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2925281 + ... + 2925302.

It is an arithmetic number, because the mean of its divisors is an integer number (17551752).

Almost surely, 2^64356413 is an apocalyptic number.

It is an amenable number.

64356413 is a deficient number, since it is larger than the sum of its proper divisors (5850595).

64356413 is a wasteful number, since it uses less digits than its factorization.

64356413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5850594.

The product of its digits is 25920, while the sum is 32.

The square root of 64356413 is about 8022.2448853173. The cubic root of 64356413 is about 400.7411529659.

The spelling of 64356413 in words is "sixty-four million, three hundred fifty-six thousand, four hundred thirteen".