64414633 has 4 divisors (see below), whose sum is σ = 64984788. Its totient is φ = 63844480.

The previous prime is 64414627. The next prime is 64414639. The reversal of 64414633 is 33641446.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (64414627) and next prime (64414639).

It can be written as a sum of positive squares in 2 ways, for example, as 36144144 + 28270489 = 6012^2 + 5317^2 .

It is a cyclic number.

It is not a de Polignac number, because 64414633 - 2⁵ = 64414601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64414595 and 64414604.

It is not an unprimeable number, because it can be changed into a prime (64414639) 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, 284908 + ... + 285133.

It is an arithmetic number, because the mean of its divisors is an integer number (16246197).

Almost surely, 2^64414633 is an apocalyptic number.

It is an amenable number.

64414633 is a deficient number, since it is larger than the sum of its proper divisors (570155).

64414633 is a wasteful number, since it uses less digits than its factorization.

64414633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570154.

The product of its digits is 20736, while the sum is 31.

The square root of 64414633 is about 8025.8727251309. The cubic root of 64414633 is about 400.8619599783.

The spelling of 64414633 in words is "sixty-four million, four hundred fourteen thousand, six hundred thirty-three".