3261357 has 32 divisors (see below), whose sum is σ = 5376000. Its totient is φ = 1937520.

The previous prime is 3261353. The next prime is 3261371. The reversal of 3261357 is 7531623.

It is a happy number.

It is not a de Polignac number, because 3261357 - 2² = 3261353 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 3261357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3261353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23394 + ... + 23532.

It is an arithmetic number, because the mean of its divisors is an integer number (168000).

Almost surely, 2^3261357 is an apocalyptic number.

It is an amenable number.

3261357 is a deficient number, since it is larger than the sum of its proper divisors (2114643).

3261357 is a wasteful number, since it uses less digits than its factorization.

3261357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 232 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 3261357 is about 1805.9227558232. The cubic root of 3261357 is about 148.2971416424.

The spelling of 3261357 in words is "three million, two hundred sixty-one thousand, three hundred fifty-seven".