65394442 has 4 divisors (see below), whose sum is σ = 98091666. Its totient is φ = 32697220.

The previous prime is 65394431. The next prime is 65394481. The reversal of 65394442 is 24449356.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38551681 + 26842761 = 6209^2 + 5181^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16348609 + ... + 16348612.

Almost surely, 2^65394442 is an apocalyptic number.

65394442 is a deficient number, since it is larger than the sum of its proper divisors (32697224).

65394442 is a wasteful number, since it uses less digits than its factorization.

65394442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32697223.

The product of its digits is 103680, while the sum is 37.

The square root of 65394442 is about 8086.6830035559. The cubic root of 65394442 is about 402.8842404066.

The spelling of 65394442 in words is "sixty-five million, three hundred ninety-four thousand, four hundred forty-two".