22037434 has 4 divisors (see below), whose sum is σ = 33056154. Its totient is φ = 11018716.

The previous prime is 22037429. The next prime is 22037443. The reversal of 22037434 is 43473022.

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., 21949225 + 88209 = 4685^2 + 297^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22037399 and 22037408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5509357 + ... + 5509360.

Almost surely, 2^22037434 is an apocalyptic number.

22037434 is a deficient number, since it is larger than the sum of its proper divisors (11018720).

22037434 is a wasteful number, since it uses less digits than its factorization.

22037434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11018719.

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 22037434 is about 4694.4045415793. The cubic root of 22037434 is about 280.3627695866.

The spelling of 22037434 in words is "twenty-two million, thirty-seven thousand, four hundred thirty-four".