3432397 has 4 divisors (see below), whose sum is σ = 3516156. Its totient is φ = 3348640.

The previous prime is 3432383. The next prime is 3432421. The reversal of 3432397 is 7932343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7932343 = 263 ⋅30161.

It can be written as a sum of positive squares in 2 ways, for example, as 1929321 + 1503076 = 1389^2 + 1226^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3432397 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3432347) 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, 41818 + ... + 41899.

It is an arithmetic number, because the mean of its divisors is an integer number (879039).

Almost surely, 2^3432397 is an apocalyptic number.

It is an amenable number.

3432397 is a deficient number, since it is larger than the sum of its proper divisors (83759).

3432397 is an equidigital number, since it uses as much as digits as its factorization.

3432397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83758.

The product of its digits is 13608, while the sum is 31.

The square root of 3432397 is about 1852.6729338985. The cubic root of 3432397 is about 150.8455505978.

The spelling of 3432397 in words is "three million, four hundred thirty-two thousand, three hundred ninety-seven".