697014720 has 140 divisors (see below), whose sum is σ = 2479496184. Its totient is φ = 185863680.

The previous prime is 697014707. The next prime is 697014727. The reversal of 697014720 is 27410796.

It is a happy number.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697014727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12475 + ... + 39365.

Almost surely, 2^697014720 is an apocalyptic number.

697014720 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 697014720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1239748092).

697014720 is an abundant number, since it is smaller than the sum of its proper divisors (1782481464).

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

697014720 is a wasteful number, since it uses less digits than its factorization.

697014720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26920 (or 26901 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 697014720 is about 26401.0363432953. The cubic root of 697014720 is about 886.6399926649.

The spelling of 697014720 in words is "six hundred ninety-seven million, fourteen thousand, seven hundred twenty".