3537397 has 4 divisors (see below), whose sum is σ = 3548416. Its totient is φ = 3526380.

The previous prime is 3537337. The next prime is 3537407. The reversal of 3537397 is 7937353.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7937353 = 2161 ⋅3673.

It is a cyclic number.

It is not a de Polignac number, because 3537397 - 2⁷ = 3537269 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 (3537307) 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, 5013 + ... + 5674.

It is an arithmetic number, because the mean of its divisors is an integer number (887104).

Almost surely, 2^3537397 is an apocalyptic number.

It is an amenable number.

3537397 is a deficient number, since it is larger than the sum of its proper divisors (11019).

3537397 is a wasteful number, since it uses less digits than its factorization.

3537397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11018.

The product of its digits is 59535, while the sum is 37.

The square root of 3537397 is about 1880.7969055696. The cubic root of 3537397 is about 152.3682926254.

It can be divided in two parts, 353 and 7397, that added together give a triangular number (7750 = T₁₂₄).

The spelling of 3537397 in words is "three million, five hundred thirty-seven thousand, three hundred ninety-seven".