2429157 has 4 divisors (see below), whose sum is σ = 3238880. Its totient is φ = 1619436.

The previous prime is 2429153. The next prime is 2429177. The reversal of 2429157 is 7519242.

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.

It is not a de Polignac number, because 2429157 - 2² = 2429153 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2429153) 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, 404857 + ... + 404862.

It is an arithmetic number, because the mean of its divisors is an integer number (809720).

2^2429157 is an apocalyptic number.

It is an amenable number.

2429157 is a deficient number, since it is larger than the sum of its proper divisors (809723).

2429157 is an equidigital number, since it uses as much as digits as its factorization.

2429157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809722.

The product of its digits is 5040, while the sum is 30.

The square root of 2429157 is about 1558.5753109812. The cubic root of 2429157 is about 134.4265939969.

The spelling of 2429157 in words is "two million, four hundred twenty-nine thousand, one hundred fifty-seven".