451040084 has 18 divisors (see below), whose sum is σ = 867600762. Its totient is φ = 205018000.

The previous prime is 451040077. The next prime is 451040087. The reversal of 451040084 is 480040154.

It can be written as a sum of positive squares in only one way, i.e., 450712900 + 327184 = 21230^2 + 572^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451040087) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 465467 + ... + 466434.

Almost surely, 2^451040084 is an apocalyptic number.

451040084 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

451040084 is a deficient number, since it is larger than the sum of its proper divisors (416560678).

451040084 is a wasteful number, since it uses less digits than its factorization.

451040084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931927 (or 931914 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 451040084 is about 21237.7043015482. The cubic root of 451040084 is about 766.8993678839.

The spelling of 451040084 in words is "four hundred fifty-one million, forty thousand, eighty-four".