2429251 has 4 divisors (see below), whose sum is σ = 2650104. Its totient is φ = 2208400.

The previous prime is 2429239. The next prime is 2429257. The reversal of 2429251 is 1529242.

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

It is a cyclic number.

It is not a de Polignac number, because 2429251 - 2¹⁹ = 1904963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2429257) 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, 110410 + ... + 110431.

It is an arithmetic number, because the mean of its divisors is an integer number (662526).

2^2429251 is an apocalyptic number.

2429251 is a deficient number, since it is larger than the sum of its proper divisors (220853).

2429251 is a wasteful number, since it uses less digits than its factorization.

2429251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220852.

The product of its digits is 1440, while the sum is 25.

The square root of 2429251 is about 1558.6054664347. The cubic root of 2429251 is about 134.4283279231.

Subtracting from 2429251 its reverse (1529242), we obtain a palindrome (900009).

The spelling of 2429251 in words is "two million, four hundred twenty-nine thousand, two hundred fifty-one".