149639514 has 8 divisors (see below), whose sum is σ = 299279040. Its totient is φ = 49879836.

The previous prime is 149639489. The next prime is 149639543. The reversal of 149639514 is 415936941.

149639514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

149639514 is an admirable 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, 12469954 + ... + 12469965.

It is an arithmetic number, because the mean of its divisors is an integer number (37409880).

Almost surely, 2^149639514 is an apocalyptic number.

149639514 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.

149639514 is a wasteful number, since it uses less digits than its factorization.

149639514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24939924.

The product of its digits is 116640, while the sum is 42.

The square root of 149639514 is about 12232.7230819634. The cubic root of 149639514 is about 530.9033059025.

The spelling of 149639514 in words is "one hundred forty-nine million, six hundred thirty-nine thousand, five hundred fourteen".