22402735 has 4 divisors (see below), whose sum is σ = 26883288. Its totient is φ = 17922184.

The previous prime is 22402693. The next prime is 22402771. The reversal of 22402735 is 53720422.

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 22402735 - 2⁹ = 22402223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2240269 + ... + 2240278.

It is an arithmetic number, because the mean of its divisors is an integer number (6720822).

Almost surely, 2^22402735 is an apocalyptic number.

22402735 is a deficient number, since it is larger than the sum of its proper divisors (4480553).

22402735 is an equidigital number, since it uses as much as digits as its factorization.

22402735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4480552.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 22402735 is about 4733.1527547714. The cubic root of 22402735 is about 281.9034216502.

The spelling of 22402735 in words is "twenty-two million, four hundred two thousand, seven hundred thirty-five".