149662634 has 16 divisors (see below), whose sum is σ = 246191616. Its totient is φ = 67670400.

The previous prime is 149662631. The next prime is 149662651. The reversal of 149662634 is 436266941.

It is a junction number, because it is equal to n+sod(n) for n = 149662591 and 149662600.

It is not an unprimeable number, because it can be changed into a prime (149662631) 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, 13607 + ... + 22010.

It is an arithmetic number, because the mean of its divisors is an integer number (15386976).

Almost surely, 2^149662634 is an apocalyptic number.

149662634 is a deficient number, since it is larger than the sum of its proper divisors (96528982).

149662634 is a wasteful number, since it uses less digits than its factorization.

149662634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35821.

The product of its digits is 186624, while the sum is 41.

The square root of 149662634 is about 12233.6680517333. The cubic root of 149662634 is about 530.9306468368.

The spelling of 149662634 in words is "one hundred forty-nine million, six hundred sixty-two thousand, six hundred thirty-four".