455252142 has 48 divisors (see below), whose sum is σ = 942302592. Its totient is φ = 146598480.

The previous prime is 455252093. The next prime is 455252159. The reversal of 455252142 is 241252554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1482753 + ... + 1483059.

It is an arithmetic number, because the mean of its divisors is an integer number (19631304).

Almost surely, 2^455252142 is an apocalyptic number.

455252142 is an abundant number, since it is smaller than the sum of its proper divisors (487050450).

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

455252142 is a wasteful number, since it uses less digits than its factorization.

455252142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501 (or 442 counting only the distinct ones).

The product of its digits is 16000, while the sum is 30.

The square root of 455252142 is about 21336.6384887592. The cubic root of 455252142 is about 769.2792164292.

The spelling of 455252142 in words is "four hundred fifty-five million, two hundred fifty-two thousand, one hundred forty-two".