40022137 has 2 divisors, whose sum is σ = 40022138. Its totient is φ = 40022136.

The previous prime is 40022107. The next prime is 40022149. The reversal of 40022137 is 73122004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31933801 + 8088336 = 5651^2 + 2844^2 .

It is a cyclic number.

It is not a de Polignac number, because 40022137 - 2¹¹ = 40020089 is a prime.

It is not a weakly prime, because it can be changed into another prime (40022107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20011068 + 20011069.

It is an arithmetic number, because the mean of its divisors is an integer number (20011069).

Almost surely, 2^40022137 is an apocalyptic number.

It is an amenable number.

40022137 is a deficient number, since it is larger than the sum of its proper divisors (1).

40022137 is an equidigital number, since it uses as much as digits as its factorization.

40022137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 40022137 is about 6326.3051617828. The cubic root of 40022137 is about 342.0582672630.

The spelling of 40022137 in words is "forty million, twenty-two thousand, one hundred thirty-seven".