451987076 has 12 divisors (see below), whose sum is σ = 825367872. Its totient is φ = 216167688.

The previous prime is 451987049. The next prime is 451987087. The reversal of 451987076 is 670789154.

It is a self number, because there is not a number n which added to its sum of digits gives 451987076.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2456360 + ... + 2456543.

It is an arithmetic number, because the mean of its divisors is an integer number (68780656).

Almost surely, 2^451987076 is an apocalyptic number.

451987076 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

451987076 is a deficient number, since it is larger than the sum of its proper divisors (373380796).

451987076 is a wasteful number, since it uses less digits than its factorization.

451987076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4912930 (or 4912928 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 451987076 is about 21259.9876763840. The cubic root of 451987076 is about 767.4357133322.

The spelling of 451987076 in words is "four hundred fifty-one million, nine hundred eighty-seven thousand, seventy-six".