149702256 has 100 divisors (see below), whose sum is σ = 472716024. Its totient is φ = 45360000.

The previous prime is 149702251. The next prime is 149702261. The reversal of 149702256 is 652207941.

It is an interprime number because it is at equal distance from previous prime (149702251) and next prime (149702261).

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 149702256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149702251) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9006 + ... + 19506.

Almost surely, 2^149702256 is an apocalyptic number.

149702256 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 149702256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236358012).

149702256 is an abundant number, since it is smaller than the sum of its proper divisors (323013768).

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

149702256 is a wasteful number, since it uses less digits than its factorization.

149702256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10532 (or 10517 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 149702256 is about 12235.2873280524. The cubic root of 149702256 is about 530.9774959341.

The spelling of 149702256 in words is "one hundred forty-nine million, seven hundred two thousand, two hundred fifty-six".