274574421 has 16 divisors (see below), whose sum is σ = 443757120. Its totient is φ = 166408560.

The previous prime is 274574411. The next prime is 274574473. The reversal of 274574421 is 124475472.

It is not a de Polignac number, because 274574421 - 2⁶ = 274574357 is a prime.

It is a super-2 number, since 2×274574421² = 150782225334970482, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274574411) 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, 461950 + ... + 462543.

It is an arithmetic number, because the mean of its divisors is an integer number (27734820).

Almost surely, 2^274574421 is an apocalyptic number.

It is an amenable number.

274574421 is a deficient number, since it is larger than the sum of its proper divisors (169182699).

274574421 is a wasteful number, since it uses less digits than its factorization.

274574421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924513 (or 924507 counting only the distinct ones).

The product of its digits is 62720, while the sum is 36.

The square root of 274574421 is about 16570.2872938281. The cubic root of 274574421 is about 649.9600930135.

It can be divided in two parts, 27457 and 4421, that added together give a triangular number (31878 = T₂₅₂).

The spelling of 274574421 in words is "two hundred seventy-four million, five hundred seventy-four thousand, four hundred twenty-one".