940738563 has 32 divisors (see below), whose sum is σ = 1460954880. Its totient is φ = 597602880.

The previous prime is 940738531. The next prime is 940738567. The reversal of 940738563 is 365837049.

It is not a de Polignac number, because 940738563 - 2⁵ = 940738531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (940738567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37720 + ... + 57482.

It is an arithmetic number, because the mean of its divisors is an integer number (45654840).

Almost surely, 2^940738563 is an apocalyptic number.

940738563 is a deficient number, since it is larger than the sum of its proper divisors (520216317).

940738563 is a wasteful number, since it uses less digits than its factorization.

940738563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19856 (or 19850 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 940738563 is about 30671.4617030229. The cubic root of 940738563 is about 979.8425968913.

The spelling of 940738563 in words is "nine hundred forty million, seven hundred thirty-eight thousand, five hundred sixty-three".