1552340325 has 24 divisors (see below), whose sum is σ = 2589262848. Its totient is φ = 820583680.

The previous prime is 1552340323. The next prime is 1552340341. The reversal of 1552340325 is 5230432551.

It is not a de Polignac number, because 1552340325 - 2¹ = 1552340323 is a prime.

It is a super-2 number, since 2×1552340325² = 4819520969242211250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1552340292 and 1552340301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552340323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83109 + ... + 100058.

It is an arithmetic number, because the mean of its divisors is an integer number (107885952).

Almost surely, 2^1552340325 is an apocalyptic number.

1552340325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1552340325 is a deficient number, since it is larger than the sum of its proper divisors (1036922523).

1552340325 is a wasteful number, since it uses less digits than its factorization.

1552340325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183293 (or 183288 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 1552340325 is about 39399.7503164677. The cubic root of 1552340325 is about 1157.8766957163.

Adding to 1552340325 its reverse (5230432551), we get a palindrome (6782772876).

The spelling of 1552340325 in words is "one billion, five hundred fifty-two million, three hundred forty thousand, three hundred twenty-five".