3165401 has 4 divisors (see below), whose sum is σ = 3198132. Its totient is φ = 3132672.

The previous prime is 3165397. The next prime is 3165427. The reversal of 3165401 is 1045613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1045613 = 467 ⋅2239.

It can be written as a sum of positive squares in 2 ways, for example, as 1819801 + 1345600 = 1349^2 + 1160^2 .

It is a cyclic number.

It is not a de Polignac number, because 3165401 - 2² = 3165397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3165301) 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, 16220 + ... + 16413.

It is an arithmetic number, because the mean of its divisors is an integer number (799533).

Almost surely, 2^3165401 is an apocalyptic number.

It is an amenable number.

3165401 is a deficient number, since it is larger than the sum of its proper divisors (32731).

3165401 is an equidigital number, since it uses as much as digits as its factorization.

3165401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32730.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 3165401 is about 1779.1573848314. The cubic root of 3165401 is about 146.8282350588.

The spelling of 3165401 in words is "three million, one hundred sixty-five thousand, four hundred one".