274021872 has 40 divisors (see below), whose sum is σ = 721252944. Its totient is φ = 89616384.

The previous prime is 274021871. The next prime is 274021879. The reversal of 274021872 is 278120472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274021871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51313 + ... + 56400.

Almost surely, 2^274021872 is an apocalyptic number.

It is an amenable number.

274021872 is an abundant number, since it is smaller than the sum of its proper divisors (447231072).

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

274021872 is a wasteful number, since it uses less digits than its factorization.

274021872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107777 (or 107771 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 33.

The square root of 274021872 is about 16553.6060119842. The cubic root of 274021872 is about 649.5238105981.

The spelling of 274021872 in words is "two hundred seventy-four million, twenty-one thousand, eight hundred seventy-two".