22542463 has 2 divisors, whose sum is σ = 22542464. Its totient is φ = 22542462.

The previous prime is 22542451. The next prime is 22542467. The reversal of 22542463 is 36424522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22542463 - 2⁹ = 22541951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22542467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11271231 + 11271232.

It is an arithmetic number, because the mean of its divisors is an integer number (11271232).

Almost surely, 2^22542463 is an apocalyptic number.

22542463 is a deficient number, since it is larger than the sum of its proper divisors (1).

22542463 is an equidigital number, since it uses as much as digits as its factorization.

22542463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 28.

The square root of 22542463 is about 4747.8903736291. The cubic root of 22542463 is about 282.4882935604.

Adding to 22542463 its reverse (36424522), we get a palindrome (58966985).

It can be divided in two parts, 22542 and 463, that added together give a triangular number (23005 = T₂₁₄).

The spelling of 22542463 in words is "twenty-two million, five hundred forty-two thousand, four hundred sixty-three".