1552917996 has 216 divisors, whose sum is σ = 4765400640. Its totient is φ = 424799424.

The previous prime is 1552917991. The next prime is 1552917997. The reversal of 1552917996 is 6997192551.

1552917996 is a `hidden beast` number, since 15 + 529 + 17 + 9 + 96 = 666.

It is not an unprimeable number, because it can be changed into a prime (1552917991) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4475095 + ... + 4475441.

It is an arithmetic number, because the mean of its divisors is an integer number (22062040).

Almost surely, 2^1552917996 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 1552917996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2382700320).

1552917996 is an abundant number, since it is smaller than the sum of its proper divisors (3212482644).

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

1552917996 is a wasteful number, since it uses less digits than its factorization.

1552917996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 461 counting only the distinct ones).

The product of its digits is 1530900, while the sum is 54.

The square root of 1552917996 is about 39407.0805312954. The cubic root of 1552917996 is about 1158.0203044396.

The spelling of 1552917996 in words is "one billion, five hundred fifty-two million, nine hundred seventeen thousand, nine hundred ninety-six".