64507002 has 32 divisors (see below), whose sum is σ = 147820032. Its totient is φ = 18383664.

The previous prime is 64506971. The next prime is 64507013. The reversal of 64507002 is 20070546.

It is a happy number.

It is a super-2 number, since 2×64507002² = 8322306614056008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16873 + ... + 20339.

It is an arithmetic number, because the mean of its divisors is an integer number (4619376).

Almost surely, 2^64507002 is an apocalyptic number.

64507002 is an abundant number, since it is smaller than the sum of its proper divisors (83313030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64507002 is a wasteful number, since it uses less digits than its factorization.

64507002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3922.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 64507002 is about 8031.6251157533. The cubic root of 64507002 is about 401.0534771954.

Adding to 64507002 its reverse (20070546), we get a palindrome (84577548).

The spelling of 64507002 in words is "sixty-four million, five hundred seven thousand, two".