149630254 has 8 divisors (see below), whose sum is σ = 228249720. Its totient is φ = 73547016.

The previous prime is 149630231. The next prime is 149630287. The reversal of 149630254 is 452036941.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 633909 + ... + 634144.

It is an arithmetic number, because the mean of its divisors is an integer number (28531215).

Almost surely, 2^149630254 is an apocalyptic number.

149630254 is a deficient number, since it is larger than the sum of its proper divisors (78619466).

149630254 is a wasteful number, since it uses less digits than its factorization.

149630254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268114.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 149630254 is about 12232.3445831124. The cubic root of 149630254 is about 530.8923545482.

The spelling of 149630254 in words is "one hundred forty-nine million, six hundred thirty thousand, two hundred fifty-four".