149893874 has 24 divisors (see below), whose sum is σ = 247137840. Its totient is φ = 68138928.

The previous prime is 149893867. The next prime is 149893903. The reversal of 149893874 is 478398941.

It is a Curzon number.

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, 19337 + ... + 25955.

It is an arithmetic number, because the mean of its divisors is an integer number (10297410).

Almost surely, 2^149893874 is an apocalyptic number.

149893874 is a deficient number, since it is larger than the sum of its proper divisors (97243966).

149893874 is a wasteful number, since it uses less digits than its factorization.

149893874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6714 (or 6701 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 53.

The square root of 149893874 is about 12243.1153715057. The cubic root of 149893874 is about 531.2039486910.

The spelling of 149893874 in words is "one hundred forty-nine million, eight hundred ninety-three thousand, eight hundred seventy-four".