697199242 has 8 divisors (see below), whose sum is σ = 1050489216. Its totient is φ = 347036172.

The previous prime is 697199233. The next prime is 697199249. The reversal of 697199242 is 242991796.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (697199249) 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, 781168 + ... + 782059.

It is an arithmetic number, because the mean of its divisors is an integer number (131311152).

Almost surely, 2^697199242 is an apocalyptic number.

697199242 is a deficient number, since it is larger than the sum of its proper divisors (353289974).

697199242 is a wasteful number, since it uses less digits than its factorization.

697199242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563452.

The product of its digits is 489888, while the sum is 49.

The square root of 697199242 is about 26404.5307097097. The cubic root of 697199242 is about 886.7182263784.

It can be divided in two parts, 69719 and 9242, that added together give a square (78961 = 281²).

The spelling of 697199242 in words is "six hundred ninety-seven million, one hundred ninety-nine thousand, two hundred forty-two".