2629157 has 4 divisors (see below), whose sum is σ = 2634060. Its totient is φ = 2624256.

The previous prime is 2629139. The next prime is 2629177. The reversal of 2629157 is 7519262.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1069156 + 1560001 = 1034^2 + 1249^2 .

It is a cyclic number.

It is not a de Polignac number, because 2629157 - 2⁶ = 2629093 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 (2629117) 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, 1532 + ... + 2757.

It is an arithmetic number, because the mean of its divisors is an integer number (658515).

2^2629157 is an apocalyptic number.

It is an amenable number.

2629157 is a deficient number, since it is larger than the sum of its proper divisors (4903).

2629157 is an equidigital number, since it uses as much as digits as its factorization.

2629157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4902.

The product of its digits is 7560, while the sum is 32.

The square root of 2629157 is about 1621.4675451578. The cubic root of 2629157 is about 138.0189884954.

The spelling of 2629157 in words is "two million, six hundred twenty-nine thousand, one hundred fifty-seven".