149017746 has 16 divisors (see below), whose sum is σ = 298167264. Its totient is φ = 49650624.

The previous prime is 149017727. The next prime is 149017763. The reversal of 149017746 is 647710941.

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, 15226 + ... + 23018.

It is an arithmetic number, because the mean of its divisors is an integer number (18635454).

Almost surely, 2^149017746 is an apocalyptic number.

149017746 is an abundant number, since it is smaller than the sum of its proper divisors (149149518).

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

149017746 is a wasteful number, since it uses less digits than its factorization.

149017746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10985.

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 149017746 is about 12207.2824985744. The cubic root of 149017746 is about 530.1669653142.

The spelling of 149017746 in words is "one hundred forty-nine million, seventeen thousand, seven hundred forty-six".