40762031 has 2 divisors, whose sum is σ = 40762032. Its totient is φ = 40762030.

The previous prime is 40761989. The next prime is 40762037. The reversal of 40762031 is 13026704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40762031 - 2¹⁴ = 40745647 is a prime.

It is a super-2 number, since 2×40762031² = 3323086342489922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 40761988 and 40762006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40762037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20381015 + 20381016.

It is an arithmetic number, because the mean of its divisors is an integer number (20381016).

Almost surely, 2^40762031 is an apocalyptic number.

40762031 is a deficient number, since it is larger than the sum of its proper divisors (1).

40762031 is an equidigital number, since it uses as much as digits as its factorization.

40762031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 40762031 is about 6384.5149385055. The cubic root of 40762031 is about 344.1533000481.

Adding to 40762031 its reverse (13026704), we get a palindrome (53788735).

The spelling of 40762031 in words is "forty million, seven hundred sixty-two thousand, thirty-one".