149400875 has 16 divisors (see below), whose sum is σ = 200796960. Its totient is φ = 110325600.

The previous prime is 149400863. The next prime is 149400883. The reversal of 149400875 is 578004941.

It is not a de Polignac number, because 149400875 - 2⁴ = 149400859 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44345 + ... + 47594.

It is an arithmetic number, because the mean of its divisors is an integer number (12549810).

Almost surely, 2^149400875 is an apocalyptic number.

149400875 is a deficient number, since it is larger than the sum of its proper divisors (51396085).

149400875 is an equidigital number, since it uses as much as digits as its factorization.

149400875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91967 (or 91957 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 149400875 is about 12222.9650658095. The cubic root of 149400875 is about 530.6209347576.

The spelling of 149400875 in words is "one hundred forty-nine million, four hundred thousand, eight hundred seventy-five".