40257076 has 12 divisors (see below), whose sum is σ = 70600320. Its totient is φ = 20085560.

The previous prime is 40257059. The next prime is 40257109. The reversal of 40257076 is 67075204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8590 + ... + 12421.

It is an arithmetic number, because the mean of its divisors is an integer number (5883360).

Almost surely, 2^40257076 is an apocalyptic number.

It is an amenable number.

40257076 is a deficient number, since it is larger than the sum of its proper divisors (30343244).

40257076 is a wasteful number, since it uses less digits than its factorization.

40257076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21494 (or 21492 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 40257076 is about 6344.8464126407. The cubic root of 40257076 is about 342.7262816401.

The spelling of 40257076 in words is "forty million, two hundred fifty-seven thousand, seventy-six".