64361442 has 16 divisors (see below), whose sum is σ = 129998592. Its totient is φ = 21241200.

The previous prime is 64361413. The next prime is 64361459. The reversal of 64361442 is 24416346.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52498 + ... + 53709.

It is an arithmetic number, because the mean of its divisors is an integer number (8124912).

Almost surely, 2^64361442 is an apocalyptic number.

64361442 is an abundant number, since it is smaller than the sum of its proper divisors (65637150).

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

64361442 is a wasteful number, since it uses less digits than its factorization.

64361442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106313.

The product of its digits is 13824, while the sum is 30.

The square root of 64361442 is about 8022.5583201370. The cubic root of 64361442 is about 400.7515910594.

Adding to 64361442 its reverse (24416346), we get a palindrome (88777788).

The spelling of 64361442 in words is "sixty-four million, three hundred sixty-one thousand, four hundred forty-two".