142632880 has 40 divisors (see below), whose sum is σ = 357133392. Its totient is φ = 52664064.

The previous prime is 142632877. The next prime is 142632901. The reversal of 142632880 is 88236241.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67534 + ... + 69613.

Almost surely, 2^142632880 is an apocalyptic number.

142632880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142632880 is an abundant number, since it is smaller than the sum of its proper divisors (214500512).

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

142632880 is a wasteful number, since it uses less digits than its factorization.

142632880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137173 (or 137167 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 142632880 is about 11942.9008201525. The cubic root of 142632880 is about 522.4842665226.

The spelling of 142632880 in words is "one hundred forty-two million, six hundred thirty-two thousand, eight hundred eighty".