115622428 has 12 divisors (see below), whose sum is σ = 202510000. Its totient is φ = 57762432.

The previous prime is 115622417. The next prime is 115622431. The reversal of 115622428 is 824226511.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 115622428.

It is a congruent number.

It is an unprimeable number.

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, 6576 + ... + 16567.

Almost surely, 2^115622428 is an apocalyptic number.

It is an amenable number.

115622428 is a deficient number, since it is larger than the sum of its proper divisors (86887572).

115622428 is a wasteful number, since it uses less digits than its factorization.

115622428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24396 (or 24394 counting only the distinct ones).

The product of its digits is 7680, while the sum is 31.

The square root of 115622428 is about 10752.7869875675. The cubic root of 115622428 is about 487.1701777830.

Adding to 115622428 its reverse (824226511), we get a palindrome (939848939).

The spelling of 115622428 in words is "one hundred fifteen million, six hundred twenty-two thousand, four hundred twenty-eight".