25773132 has 48 divisors (see below), whose sum is σ = 74979072. Its totient is φ = 6694080.

The previous prime is 25773131. The next prime is 25773151. The reversal of 25773132 is 23137752.

It is a self number, because there is not a number n which added to its sum of digits gives 25773132.

It is not an unprimeable number, because it can be changed into a prime (25773131) 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, 13023 + ... + 14870.

It is an arithmetic number, because the mean of its divisors is an integer number (1562064).

Almost surely, 2^25773132 is an apocalyptic number.

25773132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25773132 is an abundant number, since it is smaller than the sum of its proper divisors (49205940).

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

25773132 is a wasteful number, since it uses less digits than its factorization.

25773132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27918 (or 27916 counting only the distinct ones).

The product of its digits is 8820, while the sum is 30.

The square root of 25773132 is about 5076.7245345794. The cubic root of 25773132 is about 295.3854274525.

The spelling of 25773132 in words is "twenty-five million, seven hundred seventy-three thousand, one hundred thirty-two".