1552240413 has 6 divisors (see below), whose sum is σ = 2242125054. Its totient is φ = 1034826936.

The previous prime is 1552240379. The next prime is 1552240441. The reversal of 1552240413 is 3140422551.

1552240413 is a `hidden beast` number, since 1 + 5 + 5 + 2 + 240 + 413 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1545905124 + 6335289 = 39318^2 + 2517^2 .

It is not a de Polignac number, because 1552240413 - 2⁹ = 1552239901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552240453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86235570 + ... + 86235587.

It is an arithmetic number, because the mean of its divisors is an integer number (373687509).

Almost surely, 2^1552240413 is an apocalyptic number.

It is an amenable number.

1552240413 is a deficient number, since it is larger than the sum of its proper divisors (689884641).

1552240413 is a wasteful number, since it uses less digits than its factorization.

1552240413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172471163 (or 172471160 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1552240413 is about 39398.4823692487. The cubic root of 1552240413 is about 1157.8518540290.

Adding to 1552240413 its reverse (3140422551), we get a palindrome (4692662964).

The spelling of 1552240413 in words is "one billion, five hundred fifty-two million, two hundred forty thousand, four hundred thirteen".