2657361 has 8 divisors (see below), whose sum is σ = 4049344. Its totient is φ = 1518480.

The previous prime is 2657353. The next prime is 2657371. The reversal of 2657361 is 1637562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2657361 - 2³ = 2657353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2657341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63250 + ... + 63291.

It is an arithmetic number, because the mean of its divisors is an integer number (506168).

2^2657361 is an apocalyptic number.

2657361 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2657361 is a deficient number, since it is larger than the sum of its proper divisors (1391983).

2657361 is a wasteful number, since it uses less digits than its factorization.

2657361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126551.

The product of its digits is 7560, while the sum is 30.

The square root of 2657361 is about 1630.1414049094. The cubic root of 2657361 is about 138.5107621521.

It can be divided in two parts, 265 and 7361, that added together give a triangular number (7626 = T₁₂₃).

The spelling of 2657361 in words is "two million, six hundred fifty-seven thousand, three hundred sixty-one".