40842775 has 6 divisors (see below), whose sum is σ = 50645072. Its totient is φ = 32674200.

The previous prime is 40842757. The next prime is 40842793. The reversal of 40842775 is 57724804.

It is an interprime number because it is at equal distance from previous prime (40842757) and next prime (40842793).

It is not a de Polignac number, because 40842775 - 2⁵ = 40842743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 816831 + ... + 816880.

Almost surely, 2^40842775 is an apocalyptic number.

40842775 is a deficient number, since it is larger than the sum of its proper divisors (9802297).

40842775 is a wasteful number, since it uses less digits than its factorization.

40842775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633721 (or 1633716 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 37.

The square root of 40842775 is about 6390.8352349282. The cubic root of 40842775 is about 344.3803903513.

It can be divided in two parts, 4084 and 2775, that added together give a cube (6859 = 19³).

The spelling of 40842775 in words is "forty million, eight hundred forty-two thousand, seven hundred seventy-five".