64434192 has 20 divisors (see below), whose sum is σ = 166455120. Its totient is φ = 21478048.

The previous prime is 64434191. The next prime is 64434193. The reversal of 64434192 is 29143446.

It is an interprime number because it is at equal distance from previous prime (64434191) and next prime (64434193).

It is not an unprimeable number, because it can be changed into a prime (64434191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671142 + ... + 671237.

It is an arithmetic number, because the mean of its divisors is an integer number (8322756).

Almost surely, 2^64434192 is an apocalyptic number.

It is an amenable number.

64434192 is an abundant number, since it is smaller than the sum of its proper divisors (102020928).

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

64434192 is a wasteful number, since it uses less digits than its factorization.

64434192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342390 (or 1342384 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 64434192 is about 8027.0911294192. The cubic root of 64434192 is about 400.9025287398.

The spelling of 64434192 in words is "sixty-four million, four hundred thirty-four thousand, one hundred ninety-two".