697541382 has 120 divisors (see below), whose sum is σ = 1701035424. Its totient is φ = 213504768.

The previous prime is 697541381. The next prime is 697541393. The reversal of 697541382 is 283145796.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (697541381) 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 59 ways as a sum of consecutive naturals, for example, 2200288 + ... + 2200604.

Almost surely, 2^697541382 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 697541382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (850517712).

697541382 is an abundant number, since it is smaller than the sum of its proper divisors (1003494042).

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

697541382 is a wasteful number, since it uses less digits than its factorization.

697541382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412 (or 386 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 697541382 is about 26411.0087274227. The cubic root of 697541382 is about 886.8632505181.

The spelling of 697541382 in words is "six hundred ninety-seven million, five hundred forty-one thousand, three hundred eighty-two".