40226051 has 2 divisors, whose sum is σ = 40226052. Its totient is φ = 40226050.

The previous prime is 40226047. The next prime is 40226083. The reversal of 40226051 is 15062204.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40226051 - 2² = 40226047 is a prime.

It is not a weakly prime, because it can be changed into another prime (40226951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20113025 + 20113026.

It is an arithmetic number, because the mean of its divisors is an integer number (20113026).

Almost surely, 2^40226051 is an apocalyptic number.

40226051 is a deficient number, since it is larger than the sum of its proper divisors (1).

40226051 is an equidigital number, since it uses as much as digits as its factorization.

40226051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 40226051 is about 6342.4010437688. The cubic root of 40226051 is about 342.6382158336.

Adding to 40226051 its reverse (15062204), we get a palindrome (55288255).

The spelling of 40226051 in words is "forty million, two hundred twenty-six thousand, fifty-one".