64429084 has 12 divisors (see below), whose sum is σ = 112895608. Its totient is φ = 32173200.

The previous prime is 64429033. The next prime is 64429091. The reversal of 64429084 is 48092446.

It is a super-2 number, since 2×64429084² = 8302213730158112, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6687 + ... + 13174.

Almost surely, 2^64429084 is an apocalyptic number.

It is an amenable number.

64429084 is a deficient number, since it is larger than the sum of its proper divisors (48466524).

64429084 is a wasteful number, since it uses less digits than its factorization.

64429084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20676 (or 20674 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 64429084 is about 8026.7729505699. The cubic root of 64429084 is about 400.8919346532.

The spelling of 64429084 in words is "sixty-four million, four hundred twenty-nine thousand, eighty-four".