22849457 has 4 divisors (see below), whose sum is σ = 24052080. Its totient is φ = 21646836.

The previous prime is 22849447. The next prime is 22849483. The reversal of 22849457 is 75494822.

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 a cyclic number.

It is not a de Polignac number, because 22849457 - 2¹⁴ = 22833073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22849447) 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, 601283 + ... + 601320.

It is an arithmetic number, because the mean of its divisors is an integer number (6013020).

Almost surely, 2^22849457 is an apocalyptic number.

It is an amenable number.

22849457 is a deficient number, since it is larger than the sum of its proper divisors (1202623).

22849457 is a wasteful number, since it uses less digits than its factorization.

22849457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202622.

The product of its digits is 161280, while the sum is 41.

The square root of 22849457 is about 4780.1105635749. The cubic root of 22849457 is about 283.7648693586.

The spelling of 22849457 in words is "twenty-two million, eight hundred forty-nine thousand, four hundred fifty-seven".