22790037 has 8 divisors (see below), whose sum is σ = 30671136. Its totient is φ = 15051152.

The previous prime is 22790029. The next prime is 22790041. The reversal of 22790037 is 73009722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22790037 - 2³ = 22790029 is a prime.

It is a super-2 number, since 2×22790037² = 1038771572922738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22789986 and 22790013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22790017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35178 + ... + 35819.

It is an arithmetic number, because the mean of its divisors is an integer number (3833892).

Almost surely, 2^22790037 is an apocalyptic number.

It is an amenable number.

22790037 is a deficient number, since it is larger than the sum of its proper divisors (7881099).

22790037 is a wasteful number, since it uses less digits than its factorization.

22790037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71107.

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 22790037 is about 4773.8911801590. The cubic root of 22790037 is about 283.5186790352.

Adding to 22790037 its reverse (73009722), we get a palindrome (95799759).

The spelling of 22790037 in words is "twenty-two million, seven hundred ninety thousand, thirty-seven".