149492736 has 88 divisors (see below), whose sum is σ = 442807040. Its totient is φ = 49821696.

The previous prime is 149492723. The next prime is 149492753. The reversal of 149492736 is 637294941.

It is a happy number.

149492736 is a `hidden beast` number, since 1 + 494 + 92 + 73 + 6 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 149492691 and 149492700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24945 + ... + 30351.

Almost surely, 2^149492736 is an apocalyptic number.

149492736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149492736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221403520).

149492736 is an abundant number, since it is smaller than the sum of its proper divisors (293314304).

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

149492736 is an equidigital number, since it uses as much as digits as its factorization.

149492736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5436 (or 5412 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 149492736 is about 12226.7222099793. The cubic root of 149492736 is about 530.7296654527.

The spelling of 149492736 in words is "one hundred forty-nine million, four hundred ninety-two thousand, seven hundred thirty-six".