149053552 has 40 divisors (see below), whose sum is σ = 306716976. Its totient is φ = 69927936.

The previous prime is 149053507. The next prime is 149053571. The reversal of 149053552 is 255350941.

It is a super-2 number, since 2×149053552² = 44433922727633408, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (34).

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, 119878 + ... + 121114.

Almost surely, 2^149053552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149053552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153358488).

149053552 is an abundant number, since it is smaller than the sum of its proper divisors (157663424).

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

149053552 is a wasteful number, since it uses less digits than its factorization.

149053552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705 (or 1699 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 149053552 is about 12208.7489940616. The cubic root of 149053552 is about 530.2094247721.

The spelling of 149053552 in words is "one hundred forty-nine million, fifty-three thousand, five hundred fifty-two".