1015552340 has 24 divisors (see below), whose sum is σ = 2326538592. Its totient is φ = 369291680.

The previous prime is 1015552319. The next prime is 1015552361. The reversal of 1015552340 is 432555101.

It is an interprime number because it is at equal distance from previous prime (1015552319) and next prime (1015552361).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2307854 + ... + 2308293.

It is an arithmetic number, because the mean of its divisors is an integer number (96939108).

Almost surely, 2^1015552340 is an apocalyptic number.

1015552340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1015552340 is an abundant number, since it is smaller than the sum of its proper divisors (1310986252).

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

1015552340 is a wasteful number, since it uses less digits than its factorization.

1015552340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4616167 (or 4616165 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 1015552340 is about 31867.7319556946. The cubic root of 1015552340 is about 1005.1574681272.

It can be divided in two parts, 1015 and 552340, that added together give a palindrome (553355).

The spelling of 1015552340 in words is "one billion, fifteen million, five hundred fifty-two thousand, three hundred forty".