22491034 has 16 divisors (see below), whose sum is σ = 35985600. Its totient is φ = 10505664.

The previous prime is 22491023. The next prime is 22491047. The reversal of 22491034 is 43019422.

It is a super-2 number, since 2×22491034² = 1011693220778312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2347 + ... + 7105.

It is an arithmetic number, because the mean of its divisors is an integer number (2249100).

Almost surely, 2^22491034 is an apocalyptic number.

22491034 is a deficient number, since it is larger than the sum of its proper divisors (13494566).

22491034 is a wasteful number, since it uses less digits than its factorization.

22491034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4917.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 22491034 is about 4742.4712966975. The cubic root of 22491034 is about 282.2733044420.

The spelling of 22491034 in words is "twenty-two million, four hundred ninety-one thousand, thirty-four".