149681662 has 8 divisors (see below), whose sum is σ = 241793496. Its totient is φ = 69083832.

The previous prime is 149681657. The next prime is 149681681. The reversal of 149681662 is 266186941.

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

It is a congruent 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, 2878468 + ... + 2878519.

It is an arithmetic number, because the mean of its divisors is an integer number (30224187).

Almost surely, 2^149681662 is an apocalyptic number.

149681662 is a deficient number, since it is larger than the sum of its proper divisors (92111834).

149681662 is a wasteful number, since it uses less digits than its factorization.

149681662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5757002.

The product of its digits is 124416, while the sum is 43.

The square root of 149681662 is about 12234.4457169093. The cubic root of 149681662 is about 530.9531465972.

The spelling of 149681662 in words is "one hundred forty-nine million, six hundred eighty-one thousand, six hundred sixty-two".