1552222152 has 96 divisors (see below), whose sum is σ = 4546039680. Its totient is φ = 475632000.

The previous prime is 1552222123. The next prime is 1552222159. The reversal of 1552222152 is 2512222551.

It is a happy number.

It is a super-2 number, since 2×1552222152² = 4818787218319022208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1552222159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 231633 + ... + 238239.

It is an arithmetic number, because the mean of its divisors is an integer number (47354580).

Almost surely, 2^1552222152 is an apocalyptic number.

1552222152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1552222152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2273019840).

1552222152 is an abundant number, since it is smaller than the sum of its proper divisors (2993817528).

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

1552222152 is a wasteful number, since it uses less digits than its factorization.

1552222152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6883 (or 6876 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 1552222152 is about 39398.2506210618. The cubic root of 1552222152 is about 1157.8473135778.

The spelling of 1552222152 in words is "one billion, five hundred fifty-two million, two hundred twenty-two thousand, one hundred fifty-two".