149696426 has 16 divisors (see below), whose sum is σ = 246607200. Its totient is φ = 67585680.

The previous prime is 149696419. The next prime is 149696473. The reversal of 149696426 is 624696941.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19556 + ... + 26111.

It is an arithmetic number, because the mean of its divisors is an integer number (15412950).

Almost surely, 2^149696426 is an apocalyptic number.

149696426 is a deficient number, since it is larger than the sum of its proper divisors (96910774).

149696426 is a wasteful number, since it uses less digits than its factorization.

149696426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45829.

The product of its digits is 559872, while the sum is 47.

The square root of 149696426 is about 12235.0490804083. The cubic root of 149696426 is about 530.9706030543.

The spelling of 149696426 in words is "one hundred forty-nine million, six hundred ninety-six thousand, four hundred twenty-six".