451490038 has 16 divisors (see below), whose sum is σ = 701822880. Its totient is φ = 217576576.

The previous prime is 451490033. The next prime is 451490041. The reversal of 451490038 is 830094154.

It is a junction number, because it is equal to n+sod(n) for n = 451489985 and 451490012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451490033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27831 + ... + 40957.

It is an arithmetic number, because the mean of its divisors is an integer number (43863930).

Almost surely, 2^451490038 is an apocalyptic number.

451490038 is a deficient number, since it is larger than the sum of its proper divisors (250332842).

451490038 is a wasteful number, since it uses less digits than its factorization.

451490038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13751.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 451490038 is about 21248.2949433596. The cubic root of 451490038 is about 767.1543006994.

The spelling of 451490038 in words is "four hundred fifty-one million, four hundred ninety thousand, thirty-eight".