149671676 has 54 divisors (see below), whose sum is σ = 334958904. Its totient is φ = 58304400.

The previous prime is 149671667. The next prime is 149671699. The reversal of 149671676 is 676176941.

It is a super-2 number, since 2×149671676² = 44803221193297952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 149671676.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 20561 + ... + 26871.

Almost surely, 2^149671676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149671676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167479452).

149671676 is an abundant number, since it is smaller than the sum of its proper divisors (185287228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149671676 is a wasteful number, since it uses less digits than its factorization.

149671676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6351 (or 6331 counting only the distinct ones).

The product of its digits is 381024, while the sum is 47.

The square root of 149671676 is about 12234.0376000730. The cubic root of 149671676 is about 530.9413388358.

The spelling of 149671676 in words is "one hundred forty-nine million, six hundred seventy-one thousand, six hundred seventy-six".