157533250 has 32 divisors (see below), whose sum is σ = 337034880. Its totient is φ = 54010800.

The previous prime is 157533179. The next prime is 157533269. The reversal of 157533250 is 52335751.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43260 + ... + 46759.

It is an arithmetic number, because the mean of its divisors is an integer number (10532340).

Almost surely, 2^157533250 is an apocalyptic number.

157533250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

157533250 is an abundant number, since it is smaller than the sum of its proper divisors (179501630).

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

157533250 is an equidigital number, since it uses as much as digits as its factorization.

157533250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90043 (or 90033 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 31.

The square root of 157533250 is about 12551.2250398119. The cubic root of 157533250 is about 540.0791493494.

The spelling of 157533250 in words is "one hundred fifty-seven million, five hundred thirty-three thousand, two hundred fifty".