22277130 has 32 divisors (see below), whose sum is σ = 53711424. Its totient is φ = 5913216.

The previous prime is 22277081. The next prime is 22277137. The reversal of 22277130 is 3177222.

It is a self number, because there is not a number n which added to its sum of digits gives 22277130.

It is not an unprimeable number, because it can be changed into a prime (22277137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5397 + ... + 8583.

It is an arithmetic number, because the mean of its divisors is an integer number (1678482).

Almost surely, 2^22277130 is an apocalyptic number.

22277130 is an abundant number, since it is smaller than the sum of its proper divisors (31434294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22277130 is a wasteful number, since it uses less digits than its factorization.

22277130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3430.

The product of its (nonzero) digits is 1176, while the sum is 24.

The square root of 22277130 is about 4719.8654641843. The cubic root of 22277130 is about 281.3755863828.

The spelling of 22277130 in words is "twenty-two million, two hundred seventy-seven thousand, one hundred thirty".