149056684 has 12 divisors (see below), whose sum is σ = 298113424. Its totient is φ = 63881424.

The previous prime is 149056681. The next prime is 149056703. The reversal of 149056684 is 486650941.

149056684 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 149056684.

It is not an unprimeable number, because it can be changed into a prime (149056681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2661699 + ... + 2661754.

Almost surely, 2^149056684 is an apocalyptic number.

149056684 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

149056684 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

149056684 is a wasteful number, since it uses less digits than its factorization.

149056684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5323464 (or 5323462 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 149056684 is about 12208.8772620581. The cubic root of 149056684 is about 530.2131384358.

The spelling of 149056684 in words is "one hundred forty-nine million, fifty-six thousand, six hundred eighty-four".