274164642 has 32 divisors (see below), whose sum is σ = 641323200. Its totient is φ = 86577984.

The previous prime is 274164641. The next prime is 274164643. The reversal of 274164642 is 246461472.

274164642 is a `hidden beast` number, since 2 + 7 + 4 + 1 + 6 + 4 + 642 = 666.

It is an interprime number because it is at equal distance from previous prime (274164641) and next prime (274164643).

It is a junction number, because it is equal to n+sod(n) for n = 274164597 and 274164606.

It is not an unprimeable number, because it can be changed into a prime (274164641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132583 + ... + 134634.

It is an arithmetic number, because the mean of its divisors is an integer number (20041350).

Almost surely, 2^274164642 is an apocalyptic number.

274164642 is an abundant number, since it is smaller than the sum of its proper divisors (367158558).

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

274164642 is a wasteful number, since it uses less digits than its factorization.

274164642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267247 (or 267241 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 274164642 is about 16557.9178038786. The cubic root of 274164642 is about 649.6365952861.

The spelling of 274164642 in words is "two hundred seventy-four million, one hundred sixty-four thousand, six hundred forty-two".