1525312352 has 48 divisors (see below), whose sum is σ = 3227137200. Its totient is φ = 707063808.

The previous prime is 1525312351. The next prime is 1525312357. The reversal of 1525312352 is 2532135251.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1525312351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15524 + ... + 57372.

It is an arithmetic number, because the mean of its divisors is an integer number (67232025).

Almost surely, 2^1525312352 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 1525312352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1613568600).

1525312352 is an abundant number, since it is smaller than the sum of its proper divisors (1701824848).

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

1525312352 is a wasteful number, since it uses less digits than its factorization.

1525312352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41943 (or 41935 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 1525312352 is about 39055.2474323234. The cubic root of 1525312352 is about 1151.1173392471.

The spelling of 1525312352 in words is "one billion, five hundred twenty-five million, three hundred twelve thousand, three hundred fifty-two".