22350087 has 20 divisors (see below), whose sum is σ = 35353296. Its totient is φ = 14022720.

The previous prime is 22350079. The next prime is 22350091. The reversal of 22350087 is 78005322.

It is not a de Polignac number, because 22350087 - 2³ = 22350079 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 22350087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22350007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6739 + ... + 9492.

Almost surely, 2^22350087 is an apocalyptic number.

22350087 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

22350087 is a deficient number, since it is larger than the sum of its proper divisors (13003209).

22350087 is a wasteful number, since it uses less digits than its factorization.

22350087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16260 (or 16251 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 22350087 is about 4727.5878627478. The cubic root of 22350087 is about 281.6824174908.

It can be divided in two parts, 2 and 2350087, that added together give a square (2350089 = 1533²).

The spelling of 22350087 in words is "twenty-two million, three hundred fifty thousand, eighty-seven".