253925504 has 64 divisors (see below), whose sum is σ = 581938560. Its totient is φ = 108109824.

The previous prime is 253925473. The next prime is 253925521. The reversal of 253925504 is 405529352.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148784 + ... + 150480.

It is an arithmetic number, because the mean of its divisors is an integer number (9092790).

Almost surely, 2^253925504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253925504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290969280).

253925504 is an abundant number, since it is smaller than the sum of its proper divisors (328013056).

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

253925504 is a wasteful number, since it uses less digits than its factorization.

253925504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885 (or 1873 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 253925504 is about 15935.0401317348. The cubic root of 253925504 is about 633.2406330312.

The spelling of 253925504 in words is "two hundred fifty-three million, nine hundred twenty-five thousand, five hundred four".