153275840 has 56 divisors (see below), whose sum is σ = 366381792. Its totient is φ = 61076480.

The previous prime is 153275827. The next prime is 153275849. The reversal of 153275840 is 48572351.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 153275840.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153275849) by changing a digit.

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, 100685 + ... + 102195.

It is an arithmetic number, because the mean of its divisors is an integer number (6542532).

Almost surely, 2^153275840 is an apocalyptic number.

153275840 is a gapful number since it is divisible by the number (10) 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 153275840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183190896).

153275840 is an abundant number, since it is smaller than the sum of its proper divisors (213105952).

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

153275840 is a wasteful number, since it uses less digits than its factorization.

153275840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845 (or 1835 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 153275840 is about 12380.4620269197. The cubic root of 153275840 is about 535.1693527390.

The spelling of 153275840 in words is "one hundred fifty-three million, two hundred seventy-five thousand, eight hundred forty".