274634421 has 32 divisors (see below), whose sum is σ = 394217472. Its totient is φ = 169646400.

The previous prime is 274634419. The next prime is 274634431. The reversal of 274634421 is 124436472.

It is not a de Polignac number, because 274634421 - 2¹ = 274634419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274634431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 447711 + ... + 448323.

It is an arithmetic number, because the mean of its divisors is an integer number (12319296).

Almost surely, 2^274634421 is an apocalyptic number.

It is an amenable number.

274634421 is a deficient number, since it is larger than the sum of its proper divisors (119583051).

274634421 is a wasteful number, since it uses less digits than its factorization.

274634421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833.

The product of its digits is 32256, while the sum is 33.

The square root of 274634421 is about 16572.0976644479. The cubic root of 274634421 is about 650.0074326566.

The spelling of 274634421 in words is "two hundred seventy-four million, six hundred thirty-four thousand, four hundred twenty-one".