153420552 has 96 divisors (see below), whose sum is σ = 425482200. Its totient is φ = 49932288.

The previous prime is 153420539. The next prime is 153420569. The reversal of 153420552 is 255024351.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 132572196 + 20848356 = 11514^2 + 4566^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 886738 + ... + 886910.

Almost surely, 2^153420552 is an apocalyptic number.

153420552 is a gapful number since it is divisible by the number (12) 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 153420552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212741100).

153420552 is an abundant number, since it is smaller than the sum of its proper divisors (272061648).

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

153420552 is a wasteful number, since it uses less digits than its factorization.

153420552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 153420552 is about 12386.3050180431. The cubic root of 153420552 is about 535.3377225385.

The spelling of 153420552 in words is "one hundred fifty-three million, four hundred twenty thousand, five hundred fifty-two".