253545100 has 36 divisors (see below), whose sum is σ = 574119504. Its totient is φ = 97007680.

The previous prime is 253545067. The next prime is 253545113. The reversal of 253545100 is 1545352.

253545100 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52819 + ... + 57418.

It is an arithmetic number, because the mean of its divisors is an integer number (15947764).

Almost surely, 2^253545100 is an apocalyptic number.

253545100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253545100 is an abundant number, since it is smaller than the sum of its proper divisors (320574404).

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

253545100 is a wasteful number, since it uses less digits than its factorization.

253545100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110274 (or 110267 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 253545100 is about 15923.0995726335. The cubic root of 253545100 is about 632.9242572219.

The spelling of 253545100 in words is "two hundred fifty-three million, five hundred forty-five thousand, one hundred".