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22970663 is a prime number
BaseRepresentation
bin101011110100…
…0000100100111
31121020000211022
41113220010213
521340030123
62140201355
7366150602
oct127500447
947200738
1022970663
1111a6a221
12783925b
1349b3611
14309d339
15203b1c8
hex15e8127

22970663 has 2 divisors, whose sum is σ = 22970664. Its totient is φ = 22970662.

The previous prime is 22970627. The next prime is 22970671. The reversal of 22970663 is 36607922.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22970663 - 218 = 22708519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22970603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11485331 + 11485332.

It is an arithmetic number, because the mean of its divisors is an integer number (11485332).

Almost surely, 222970663 is an apocalyptic number.

22970663 is a deficient number, since it is larger than the sum of its proper divisors (1).

22970663 is an equidigital number, since it uses as much as digits as its factorization.

22970663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 22970663 is about 4792.7719536819. The cubic root of 22970663 is about 284.2657327341.

The spelling of 22970663 in words is "twenty-two million, nine hundred seventy thousand, six hundred sixty-three".