697849488 has 120 divisors (see below), whose sum is σ = 2265543488. Its totient is φ = 196390656.

The previous prime is 697849469. The next prime is 697849517. The reversal of 697849488 is 884948796.

697849488 is a `hidden beast` number, since 69 + 7 + 8 + 494 + 88 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62370 + ... + 72702.

Almost surely, 2^697849488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 697849488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1132771744).

697849488 is an abundant number, since it is smaller than the sum of its proper divisors (1567694000).

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

697849488 is a wasteful number, since it uses less digits than its factorization.

697849488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10421 (or 10412 counting only the distinct ones).

The product of its digits is 27869184, while the sum is 63.

The square root of 697849488 is about 26416.8409920641. The cubic root of 697849488 is about 886.9938079656.

The spelling of 697849488 in words is "six hundred ninety-seven million, eight hundred forty-nine thousand, four hundred eighty-eight".