450192894 has 16 divisors (see below), whose sum is σ = 901357968. Its totient is φ = 149902272.

The previous prime is 450192877. The next prime is 450192907. The reversal of 450192894 is 498291054.

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 7 ways as a sum of consecutive naturals, for example, 34417 + ... + 45660.

It is an arithmetic number, because the mean of its divisors is an integer number (56334873).

Almost surely, 2^450192894 is an apocalyptic number.

450192894 is an abundant number, since it is smaller than the sum of its proper divisors (451165074).

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

450192894 is a wasteful number, since it uses less digits than its factorization.

450192894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81019.

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 450192894 is about 21217.7495036585. The cubic root of 450192894 is about 766.4189104499.

The spelling of 450192894 in words is "four hundred fifty million, one hundred ninety-two thousand, eight hundred ninety-four".