22751434 has 4 divisors (see below), whose sum is σ = 34127154. Its totient is φ = 11375716.

The previous prime is 22751401. The next prime is 22751441. The reversal of 22751434 is 43415722.

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

It can be written as a sum of positive squares in only one way, i.e., 19775809 + 2975625 = 4447^2 + 1725^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5687857 + ... + 5687860.

Almost surely, 2^22751434 is an apocalyptic number.

22751434 is a deficient number, since it is larger than the sum of its proper divisors (11375720).

22751434 is a wasteful number, since it uses less digits than its factorization.

22751434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11375719.

The product of its digits is 6720, while the sum is 28.

The square root of 22751434 is about 4769.8463287615. The cubic root of 22751434 is about 283.3585087972.

The spelling of 22751434 in words is "twenty-two million, seven hundred fifty-one thousand, four hundred thirty-four".