64052394 has 16 divisors (see below), whose sum is σ = 146405568. Its totient is φ = 18300672.

The previous prime is 64052393. The next prime is 64052407. The reversal of 64052394 is 49325046.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (64052393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762487 + ... + 762570.

It is an arithmetic number, because the mean of its divisors is an integer number (9150348).

Almost surely, 2^64052394 is an apocalyptic number.

64052394 is an abundant number, since it is smaller than the sum of its proper divisors (82353174).

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

64052394 is a wasteful number, since it uses less digits than its factorization.

64052394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525069.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 64052394 is about 8003.2739550761. The cubic root of 64052394 is about 400.1091243936.

It can be divided in two parts, 64052 and 394, that added together give a palindrome (64446).

The spelling of 64052394 in words is "sixty-four million, fifty-two thousand, three hundred ninety-four".