1597242346 has 16 divisors (see below), whose sum is σ = 2778998976. Its totient is φ = 674315136.

The previous prime is 1597242343. The next prime is 1597242349. The reversal of 1597242346 is 6432427951.

It is an interprime number because it is at equal distance from previous prime (1597242343) and next prime (1597242349).

It is a super-2 number, since 2×1597242346² = 5102366223711167432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1597242343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 850471 + ... + 852346.

It is an arithmetic number, because the mean of its divisors is an integer number (173687436).

Almost surely, 2^1597242346 is an apocalyptic number.

1597242346 is a deficient number, since it is larger than the sum of its proper divisors (1181756630).

1597242346 is a wasteful number, since it uses less digits than its factorization.

1597242346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702893.

The product of its digits is 362880, while the sum is 43.

The square root of 1597242346 is about 39965.5144593436. The cubic root of 1597242346 is about 1168.9347564365.

The spelling of 1597242346 in words is "one billion, five hundred ninety-seven million, two hundred forty-two thousand, three hundred forty-six".