151564250 has 64 divisors (see below), whose sum is σ = 303443712. Its totient is φ = 56548800.

The previous prime is 151564223. The next prime is 151564267. The reversal of 151564250 is 52465151.

It is a happy number.

151564250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 246944 + ... + 247556.

It is an arithmetic number, because the mean of its divisors is an integer number (4741308).

Almost surely, 2^151564250 is an apocalyptic number.

151564250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151564250 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

151564250 is a wasteful number, since it uses less digits than its factorization.

151564250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696 (or 686 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 151564250 is about 12311.1433262715. The cubic root of 151564250 is about 533.1698609234.

Subtracting from 151564250 its reverse (52465151), we obtain a palindrome (99099099).

The spelling of 151564250 in words is "one hundred fifty-one million, five hundred sixty-four thousand, two hundred fifty".