142067400 has 48 divisors (see below), whose sum is σ = 440410800. Its totient is φ = 37884480.

The previous prime is 142067381. The next prime is 142067423. The reversal of 142067400 is 4760241.

142067400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×142067400² = 40366292285520000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117790 + ... + 118989.

It is an arithmetic number, because the mean of its divisors is an integer number (9175225).

Almost surely, 2^142067400 is an apocalyptic number.

142067400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142067400 is an abundant number, since it is smaller than the sum of its proper divisors (298343400).

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

142067400 is a wasteful number, since it uses less digits than its factorization.

142067400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236798 (or 236789 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 142067400 is about 11919.2029934891. The cubic root of 142067400 is about 521.7928744757.

The spelling of 142067400 in words is "one hundred forty-two million, sixty-seven thousand, four hundred".