276400152 has 96 divisors (see below), whose sum is σ = 858374400. Its totient is φ = 78708672.

The previous prime is 276400151. The next prime is 276400171. The reversal of 276400152 is 251004672.

276400152 is a `hidden beast` number, since 2 + 7 + 640 + 0 + 15 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276400151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190293 + ... + 191739.

It is an arithmetic number, because the mean of its divisors is an integer number (8941400).

Almost surely, 2^276400152 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 276400152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (429187200).

276400152 is an abundant number, since it is smaller than the sum of its proper divisors (581974248).

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

276400152 is a wasteful number, since it uses less digits than its factorization.

276400152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1845 (or 1838 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 276400152 is about 16625.2865238467. The cubic root of 276400152 is about 651.3975075874.

The spelling of 276400152 in words is "two hundred seventy-six million, four hundred thousand, one hundred fifty-two".