451906492 has 12 divisors (see below), whose sum is σ = 791076160. Its totient is φ = 225884736.

The previous prime is 451906471. The next prime is 451906519. The reversal of 451906492 is 294609154.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492 + ... + 30067.

Almost surely, 2^451906492 is an apocalyptic number.

It is an amenable number.

451906492 is a deficient number, since it is larger than the sum of its proper divisors (339169668).

451906492 is a wasteful number, since it uses less digits than its factorization.

451906492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34260 (or 34258 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 451906492 is about 21258.0923885470. The cubic root of 451906492 is about 767.3901023560.

The spelling of 451906492 in words is "four hundred fifty-one million, nine hundred six thousand, four hundred ninety-two".