149001696 has 36 divisors (see below), whose sum is σ = 423724392. Its totient is φ = 49667136.

The previous prime is 149001689. The next prime is 149001707. The reversal of 149001696 is 696100941.

149001696 is a `hidden beast` number, since 1 + 490 + 0 + 169 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 149001696.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 258396 + ... + 258971.

It is an arithmetic number, because the mean of its divisors is an integer number (11770122).

Almost surely, 2^149001696 is an apocalyptic number.

149001696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

149001696 is an abundant number, since it is smaller than the sum of its proper divisors (274722696).

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

149001696 is a wasteful number, since it uses less digits than its factorization.

149001696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517383 (or 517372 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 149001696 is about 12206.6250864029. The cubic root of 149001696 is about 530.1479307013.

The spelling of 149001696 in words is "one hundred forty-nine million, one thousand, six hundred ninety-six".