699143376 has 20 divisors (see below), whose sum is σ = 1806120512. Its totient is φ = 233047776.

The previous prime is 699143371. The next prime is 699143383. The reversal of 699143376 is 673341996.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 14565487 = 699143376 / (6 + 9 + 9 + 1 + 4 + 3 + 3 + 7 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699143371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7282696 + ... + 7282791.

Almost surely, 2^699143376 is an apocalyptic number.

It is an amenable number.

699143376 is an abundant number, since it is smaller than the sum of its proper divisors (1106977136).

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

699143376 is a wasteful number, since it uses less digits than its factorization.

699143376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14565498 (or 14565492 counting only the distinct ones).

The product of its digits is 734832, while the sum is 48.

The square root of 699143376 is about 26441.3194829608. The cubic root of 699143376 is about 887.5416634808.

The spelling of 699143376 in words is "six hundred ninety-nine million, one hundred forty-three thousand, three hundred seventy-six".