25662054 has 32 divisors (see below), whose sum is σ = 56173824. Its totient is φ = 7750880.

The previous prime is 25662037. The next prime is 25662059. The reversal of 25662054 is 45026652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25662059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32812 + ... + 33584.

It is an arithmetic number, because the mean of its divisors is an integer number (1755432).

Almost surely, 2^25662054 is an apocalyptic number.

25662054 is an abundant number, since it is smaller than the sum of its proper divisors (30511770).

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

25662054 is a wasteful number, since it uses less digits than its factorization.

25662054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 25662054 is about 5065.7727939575. The cubic root of 25662054 is about 294.9604619997.

It can be divided in two parts, 256620 and 54, that multiplied together give a triangular number (13857480 = T₅₂₆₄).

The spelling of 25662054 in words is "twenty-five million, six hundred sixty-two thousand, fifty-four".