451542036 has 24 divisors (see below), whose sum is σ = 1149380064. Its totient is φ = 136830880.

The previous prime is 451542031. The next prime is 451542053. The reversal of 451542036 is 630245154.

It is a junction number, because it is equal to n+sod(n) for n = 451541994 and 451542012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451542031) 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, 1710255 + ... + 1710518.

It is an arithmetic number, because the mean of its divisors is an integer number (47890836).

Almost surely, 2^451542036 is an apocalyptic number.

It is an amenable number.

451542036 is an abundant number, since it is smaller than the sum of its proper divisors (697838028).

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

451542036 is a wasteful number, since it uses less digits than its factorization.

451542036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3420791 (or 3420789 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 451542036 is about 21249.5184886623. The cubic root of 451542036 is about 767.1837505615.

The spelling of 451542036 in words is "four hundred fifty-one million, five hundred forty-two thousand, thirty-six".