15422055 has 48 divisors (see below), whose sum is σ = 28153440. Its totient is φ = 7194880.

The previous prime is 15422023. The next prime is 15422089. The reversal of 15422055 is 55022451.

It is a happy number.

It is not a de Polignac number, because 15422055 - 2⁵ = 15422023 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 52489 + ... + 52781.

It is an arithmetic number, because the mean of its divisors is an integer number (586530).

Almost surely, 2^15422055 is an apocalyptic number.

15422055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

15422055 is a deficient number, since it is larger than the sum of its proper divisors (12731385).

15422055 is a wasteful number, since it uses less digits than its factorization.

15422055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352 (or 341 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 15422055 is about 3927.0924358869. The cubic root of 15422055 is about 248.9129064287.

The spelling of 15422055 in words is "fifteen million, four hundred twenty-two thousand, fifty-five".