253724032 has 16 divisors (see below), whose sum is σ = 505466100. Its totient is φ = 126861952.

The previous prime is 253723957. The next prime is 253724101. The reversal of 253724032 is 230427352.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 990982 + ... + 991237.

Almost surely, 2^253724032 is an apocalyptic number.

It is an amenable number.

253724032 is a deficient number, since it is larger than the sum of its proper divisors (251742068).

253724032 is an equidigital number, since it uses as much as digits as its factorization.

253724032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982233 (or 1982221 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 253724032 is about 15928.7172113764. The cubic root of 253724032 is about 633.0731114396.

It can be divided in two parts, 2537 and 24032, that added together give a square (26569 = 163²).

The spelling of 253724032 in words is "two hundred fifty-three million, seven hundred twenty-four thousand, thirty-two".