787880366 has 48 divisors (see below), whose sum is σ = 1478048544. Its totient is φ = 308385792.

The previous prime is 787880363. The next prime is 787880369. The reversal of 787880366 is 663088787.

It is an interprime number because it is at equal distance from previous prime (787880363) and next prime (787880369).

It is a super-2 number, since 2×787880366² = 1241510942256587912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (787880363) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 227786 + ... + 231218.

It is an arithmetic number, because the mean of its divisors is an integer number (30792678).

Almost surely, 2^787880366 is an apocalyptic number.

787880366 is a deficient number, since it is larger than the sum of its proper divisors (690168178).

787880366 is a wasteful number, since it uses less digits than its factorization.

787880366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3565 (or 3552 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 53.

The square root of 787880366 is about 28069.2067219578. The cubic root of 787880366 is about 923.6060292985.

The spelling of 787880366 in words is "seven hundred eighty-seven million, eight hundred eighty thousand, three hundred sixty-six".