274635642 has 16 divisors (see below), whose sum is σ = 550772352. Its totient is φ = 91295040.

The previous prime is 274635623. The next prime is 274635643. The reversal of 274635642 is 246536472.

274635642 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 274635642.

It is not an unprimeable number, because it can be changed into a prime (274635643) 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, 60159 + ... + 64562.

It is an arithmetic number, because the mean of its divisors is an integer number (34423272).

Almost surely, 2^274635642 is an apocalyptic number.

274635642 is an abundant number, since it is smaller than the sum of its proper divisors (276136710).

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

274635642 is a wasteful number, since it uses less digits than its factorization.

274635642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125093.

The product of its digits is 241920, while the sum is 39.

The square root of 274635642 is about 16572.1345034368. The cubic root of 274635642 is about 650.0083959468.

The spelling of 274635642 in words is "two hundred seventy-four million, six hundred thirty-five thousand, six hundred forty-two".