149516734 has 16 divisors (see below), whose sum is σ = 241364016. Its totient is φ = 69206400.

The previous prime is 149516723. The next prime is 149516737. The reversal of 149516734 is 437615941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149516737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33972 + ... + 38119.

It is an arithmetic number, because the mean of its divisors is an integer number (15085251).

Almost surely, 2^149516734 is an apocalyptic number.

149516734 is a deficient number, since it is larger than the sum of its proper divisors (91847282).

149516734 is a wasteful number, since it uses less digits than its factorization.

149516734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72171.

The product of its digits is 90720, while the sum is 40.

The square root of 149516734 is about 12227.7035456377. The cubic root of 149516734 is about 530.7580631960.

The spelling of 149516734 in words is "one hundred forty-nine million, five hundred sixteen thousand, seven hundred thirty-four".