40822451 has 2 divisors, whose sum is σ = 40822452. Its totient is φ = 40822450.

The previous prime is 40822421. The next prime is 40822519. The reversal of 40822451 is 15422804.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40822451 - 2⁶ = 40822387 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40822451.

It is not a weakly prime, because it can be changed into another prime (40822421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20411225 + 20411226.

It is an arithmetic number, because the mean of its divisors is an integer number (20411226).

Almost surely, 2^40822451 is an apocalyptic number.

40822451 is a deficient number, since it is larger than the sum of its proper divisors (1).

40822451 is an equidigital number, since it uses as much as digits as its factorization.

40822451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 40822451 is about 6389.2449475662. The cubic root of 40822451 is about 344.3232578610.

The spelling of 40822451 in words is "forty million, eight hundred twenty-two thousand, four hundred fifty-one".