1972359 has 12 divisors (see below), whose sum is σ = 2926456. Its totient is φ = 1279152.

The previous prime is 1972349. The next prime is 1972361. The reversal of 1972359 is 9532791.

It is not a de Polignac number, because 1972359 - 2⁴ = 1972343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1972349) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2629 + ... + 3294.

2^1972359 is an apocalyptic number.

1972359 is a deficient number, since it is larger than the sum of its proper divisors (954097).

1972359 is a wasteful number, since it uses less digits than its factorization.

1972359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5966 (or 5963 counting only the distinct ones).

The product of its digits is 17010, while the sum is 36.

The square root of 1972359 is about 1404.4069922925. The cubic root of 1972359 is about 125.4089857194.

It can be divided in two parts, 197 and 2359, that added together give a triangular number (2556 = T₇₁).

The spelling of 1972359 in words is "one million, nine hundred seventy-two thousand, three hundred fifty-nine".