40310477 has 2 divisors, whose sum is σ = 40310478. Its totient is φ = 40310476.

The previous prime is 40310453. The next prime is 40310497. The reversal of 40310477 is 77401304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40309801 + 676 = 6349^2 + 26^2 .

It is a cyclic number.

It is not a de Polignac number, because 40310477 - 2¹⁰ = 40309453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40310407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20155238 + 20155239.

It is an arithmetic number, because the mean of its divisors is an integer number (20155239).

Almost surely, 2^40310477 is an apocalyptic number.

It is an amenable number.

40310477 is a deficient number, since it is larger than the sum of its proper divisors (1).

40310477 is an equidigital number, since it uses as much as digits as its factorization.

40310477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 40310477 is about 6349.0532365070. The cubic root of 40310477 is about 342.8777567880.

The spelling of 40310477 in words is "forty million, three hundred ten thousand, four hundred seventy-seven".