699240632 has 16 divisors (see below), whose sum is σ = 1323806640. Its totient is φ = 346225536.

The previous prime is 699240623. The next prime is 699240637. The reversal of 699240632 is 236042996.

It is a super-2 number, since 2×699240632² = 977874922879518848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 699240632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699240637) 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, 423473 + ... + 425120.

It is an arithmetic number, because the mean of its divisors is an integer number (82737915).

Almost surely, 2^699240632 is an apocalyptic number.

It is an amenable number.

699240632 is a deficient number, since it is larger than the sum of its proper divisors (624566008).

699240632 is a wasteful number, since it uses less digits than its factorization.

699240632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848702 (or 848698 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 699240632 is about 26443.1585102839. The cubic root of 699240632 is about 887.5828161031.

The spelling of 699240632 in words is "six hundred ninety-nine million, two hundred forty thousand, six hundred thirty-two".