149022628 has 12 divisors (see below), whose sum is σ = 260879920. Its totient is φ = 74485512.

The previous prime is 149022623. The next prime is 149022637. The reversal of 149022628 is 826220941.

149022628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 149022593 and 149022602.

It is not an unprimeable number, because it can be changed into a prime (149022623) 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, 13183 + ... + 21721.

Almost surely, 2^149022628 is an apocalyptic number.

It is an amenable number.

149022628 is a deficient number, since it is larger than the sum of its proper divisors (111857292).

149022628 is a wasteful number, since it uses less digits than its factorization.

149022628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12906 (or 12904 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 149022628 is about 12207.4824595410. The cubic root of 149022628 is about 530.1727548861.

The spelling of 149022628 in words is "one hundred forty-nine million, twenty-two thousand, six hundred twenty-eight".