40626563 has 2 divisors, whose sum is σ = 40626564. Its totient is φ = 40626562.

The previous prime is 40626557. The next prime is 40626569. The reversal of 40626563 is 36562604.

It is a balanced prime because it is at equal distance from previous prime (40626557) and next prime (40626569).

It is a cyclic number.

It is not a de Polignac number, because 40626563 - 2⁶ = 40626499 is a prime.

It is not a weakly prime, because it can be changed into another prime (40626569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20313281 + 20313282.

It is an arithmetic number, because the mean of its divisors is an integer number (20313282).

Almost surely, 2^40626563 is an apocalyptic number.

40626563 is a deficient number, since it is larger than the sum of its proper divisors (1).

40626563 is an equidigital number, since it uses as much as digits as its factorization.

40626563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 40626563 is about 6373.8970026194. The cubic root of 40626563 is about 343.7716253943.

The spelling of 40626563 in words is "forty million, six hundred twenty-six thousand, five hundred sixty-three".