1552498385 has 16 divisors (see below), whose sum is σ = 1879503696. Its totient is φ = 1231024128.

The previous prime is 1552498357. The next prime is 1552498393. The reversal of 1552498385 is 5838942551.

1552498385 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 74787904 + 1477710481 = 8648^2 + 38441^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1552498385 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 582977 + ... + 585633.

It is an arithmetic number, because the mean of its divisors is an integer number (117468981).

Almost surely, 2^1552498385 is an apocalyptic number.

It is an amenable number.

1552498385 is a deficient number, since it is larger than the sum of its proper divisors (327005311).

1552498385 is a wasteful number, since it uses less digits than its factorization.

1552498385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3652.

The product of its digits is 1728000, while the sum is 50.

The square root of 1552498385 is about 39401.7561156860. The cubic root of 1552498385 is about 1157.9159928936.

The spelling of 1552498385 in words is "one billion, five hundred fifty-two million, four hundred ninety-eight thousand, three hundred eighty-five".