40263677 has 2 divisors, whose sum is σ = 40263678. Its totient is φ = 40263676.

The previous prime is 40263649. The next prime is 40263683. The reversal of 40263677 is 77636204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39363076 + 900601 = 6274^2 + 949^2 .

It is a cyclic number.

It is not a de Polignac number, because 40263677 - 2¹⁴ = 40247293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40263607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20131838 + 20131839.

It is an arithmetic number, because the mean of its divisors is an integer number (20131839).

Almost surely, 2^40263677 is an apocalyptic number.

It is an amenable number.

40263677 is a deficient number, since it is larger than the sum of its proper divisors (1).

40263677 is an equidigital number, since it uses as much as digits as its factorization.

40263677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 40263677 is about 6345.3665772751. The cubic root of 40263677 is about 342.7450130266.

The spelling of 40263677 in words is "forty million, two hundred sixty-three thousand, six hundred seventy-seven".