142059900 has 36 divisors (see below), whose sum is σ = 411027512. Its totient is φ = 37882560.

The previous prime is 142059889. The next prime is 142059901. The reversal of 142059900 is 9950241.

It is a happy number.

142059900 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142059901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236467 + ... + 237066.

Almost surely, 2^142059900 is an apocalyptic number.

142059900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142059900 is an abundant number, since it is smaller than the sum of its proper divisors (268967612).

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

142059900 is a wasteful number, since it uses less digits than its factorization.

142059900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473550 (or 473543 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 142059900 is about 11918.8883709849. Note that the first 3 decimals coincide. The cubic root of 142059900 is about 521.7836921782.

The spelling of 142059900 in words is "one hundred forty-two million, fifty-nine thousand, nine hundred".