149268616 has 32 divisors (see below), whose sum is σ = 326672640. Its totient is φ = 62610048.

The previous prime is 149268599. The next prime is 149268629. The reversal of 149268616 is 616862941.

It is a super-2 number, since 2×149268616² = 44562239445110912, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25725 + ... + 30988.

It is an arithmetic number, because the mean of its divisors is an integer number (10208520).

Almost surely, 2^149268616 is an apocalyptic number.

It is an amenable number.

149268616 is an abundant number, since it is smaller than the sum of its proper divisors (177404024).

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

149268616 is a wasteful number, since it uses less digits than its factorization.

149268616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56773 (or 56769 counting only the distinct ones).

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

The square root of 149268616 is about 12217.5536012739. The cubic root of 149268616 is about 530.4643089157.

The spelling of 149268616 in words is "one hundred forty-nine million, two hundred sixty-eight thousand, six hundred sixteen".