149003656 has 16 divisors (see below), whose sum is σ = 279536400. Its totient is φ = 74460624.

The previous prime is 149003633. The next prime is 149003671. The reversal of 149003656 is 656300941.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14731 + ... + 22693.

It is an arithmetic number, because the mean of its divisors is an integer number (17471025).

Almost surely, 2^149003656 is an apocalyptic number.

It is an amenable number.

149003656 is a deficient number, since it is larger than the sum of its proper divisors (130532744).

149003656 is a wasteful number, since it uses less digits than its factorization.

149003656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10308 (or 10304 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 149003656 is about 12206.7053704102. The cubic root of 149003656 is about 530.1502552507.

The spelling of 149003656 in words is "one hundred forty-nine million, three thousand, six hundred fifty-six".