149613764 has 12 divisors (see below), whose sum is σ = 262912188. Its totient is φ = 74496000.

The previous prime is 149613743. The next prime is 149613767. The reversal of 149613764 is 467316941.

149613764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 74097664 + 75516100 = 8608^2 + 8690^2 .

It is not an unprimeable number, because it can be changed into a prime (149613767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76637 + ... + 78564.

It is an arithmetic number, because the mean of its divisors is an integer number (21909349).

Almost surely, 2^149613764 is an apocalyptic number.

It is an amenable number.

149613764 is a deficient number, since it is larger than the sum of its proper divisors (113298424).

149613764 is a wasteful number, since it uses less digits than its factorization.

149613764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155446 (or 155444 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 149613764 is about 12231.6705318611. The cubic root of 149613764 is about 530.8728515036.

The spelling of 149613764 in words is "one hundred forty-nine million, six hundred thirteen thousand, seven hundred sixty-four".