64434060 has 36 divisors (see below), whose sum is σ = 195450528. Its totient is φ = 17182368.

The previous prime is 64434049. The next prime is 64434079. The reversal of 64434060 is 6043446.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178804 + ... + 179163.

Almost surely, 2^64434060 is an apocalyptic number.

64434060 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

64434060 is an abundant number, since it is smaller than the sum of its proper divisors (131016468).

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

64434060 is a wasteful number, since it uses less digits than its factorization.

64434060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357982 (or 357977 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 64434060 is about 8027.0829072584. The cubic root of 64434060 is about 400.9022549764.

The spelling of 64434060 in words is "sixty-four million, four hundred thirty-four thousand, sixty".