451427274 has 12 divisors (see below), whose sum is σ = 978092466. Its totient is φ = 150475752.

The previous prime is 451427243. The next prime is 451427293. The reversal of 451427274 is 472724154.

451427274 is a `hidden beast` number, since 4 + 514 + 2 + 72 + 74 = 666.

It can be written as a sum of positive squares in only one way, i.e., 245705625 + 205721649 = 15675^2 + 14343^2 .

It is a super-2 number, since 2×451427274² = 407573167422142152, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12539629 + ... + 12539664.

Almost surely, 2^451427274 is an apocalyptic number.

451427274 is an abundant number, since it is smaller than the sum of its proper divisors (526665192).

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

451427274 is a wasteful number, since it uses less digits than its factorization.

451427274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25079301 (or 25079298 counting only the distinct ones).

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

The square root of 451427274 is about 21246.8179735225. The cubic root of 451427274 is about 767.1187503367.

The spelling of 451427274 in words is "four hundred fifty-one million, four hundred twenty-seven thousand, two hundred seventy-four".