15225954 has 32 divisors (see below), whose sum is σ = 33454080. Its totient is φ = 4598352.

The previous prime is 15225943. The next prime is 15225983. The reversal of 15225954 is 45952251.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 282 + ... + 5525.

It is an arithmetic number, because the mean of its divisors is an integer number (1045440).

Almost surely, 2^15225954 is an apocalyptic number.

15225954 is an abundant number, since it is smaller than the sum of its proper divisors (18228126).

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

15225954 is a wasteful number, since it uses less digits than its factorization.

15225954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5854.

The product of its digits is 18000, while the sum is 33.

The square root of 15225954 is about 3902.0448485378. The cubic root of 15225954 is about 247.8533754340.

It can be divided in two parts, 152 and 25954, that added together give a triangular number (26106 = T₂₂₈).

The spelling of 15225954 in words is "fifteen million, two hundred twenty-five thousand, nine hundred fifty-four".