210415152 has 80 divisors (see below), whose sum is σ = 561651552. Its totient is φ = 67829760.

The previous prime is 210415147. The next prime is 210415199. The reversal of 210415152 is 251514012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456202 + ... + 456662.

Almost surely, 2^210415152 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 210415152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280825776).

210415152 is an abundant number, since it is smaller than the sum of its proper divisors (351236400).

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

210415152 is a wasteful number, since it uses less digits than its factorization.

210415152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766 (or 760 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 210415152 is about 14505.6937786512. The cubic root of 210415152 is about 594.7836249226.

Adding to 210415152 its reverse (251514012), we get a palindrome (461929164).

The spelling of 210415152 in words is "two hundred ten million, four hundred fifteen thousand, one hundred fifty-two".