64348344 has 96 divisors (see below), whose sum is σ = 183456000. Its totient is φ = 21127392.

The previous prime is 64348337. The next prime is 64348357. The reversal of 64348344 is 44384346.

64348344 is a `hidden beast` number, since 643 + 4 + 8 + 3 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 64348299 and 64348308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153367 + ... + 153785.

It is an arithmetic number, because the mean of its divisors is an integer number (1911000).

Almost surely, 2^64348344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64348344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91728000).

64348344 is an abundant number, since it is smaller than the sum of its proper divisors (119107656).

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

64348344 is a wasteful number, since it uses less digits than its factorization.

64348344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519 (or 503 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

The square root of 64348344 is about 8021.7419554608. The cubic root of 64348344 is about 400.7244039719.

The spelling of 64348344 in words is "sixty-four million, three hundred forty-eight thousand, three hundred forty-four".