1552413540 has 48 divisors (see below), whose sum is σ = 4349052288. Its totient is φ = 413758464.

The previous prime is 1552413539. The next prime is 1552413553. The reversal of 1552413540 is 453142551.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1552413498 and 1552413507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130689 + ... + 142071.

It is an arithmetic number, because the mean of its divisors is an integer number (90605256).

Almost surely, 2^1552413540 is an apocalyptic number.

1552413540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1552413540 is an abundant number, since it is smaller than the sum of its proper divisors (2796638748).

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

1552413540 is a wasteful number, since it uses less digits than its factorization.

1552413540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13668 (or 13666 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1552413540 is about 39400.6794357661. The cubic root of 1552413540 is about 1157.8948989002.

The spelling of 1552413540 in words is "one billion, five hundred fifty-two million, four hundred thirteen thousand, five hundred forty".