40222603 has 2 divisors, whose sum is σ = 40222604. Its totient is φ = 40222602.

The previous prime is 40222591. The next prime is 40222619. The reversal of 40222603 is 30622204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40222603 - 2¹³ = 40214411 is a prime.

It is not a weakly prime, because it can be changed into another prime (40222643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20111301 + 20111302.

It is an arithmetic number, because the mean of its divisors is an integer number (20111302).

Almost surely, 2^40222603 is an apocalyptic number.

40222603 is a deficient number, since it is larger than the sum of its proper divisors (1).

40222603 is an equidigital number, since it uses as much as digits as its factorization.

40222603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 40222603 is about 6342.1292165960. The cubic root of 40222603 is about 342.6284257407.

Adding to 40222603 its reverse (30622204), we get a palindrome (70844807).

It can be divided in two parts, 402 and 22603, that added together give a triangular number (23005 = T₂₁₄).

The spelling of 40222603 in words is "forty million, two hundred twenty-two thousand, six hundred three".