40480963 has 4 divisors (see below), whose sum is σ = 42611560. Its totient is φ = 38350368.

The previous prime is 40480949. The next prime is 40480991. The reversal of 40480963 is 36908404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40480963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40480933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065270 + ... + 1065307.

It is an arithmetic number, because the mean of its divisors is an integer number (10652890).

Almost surely, 2^40480963 is an apocalyptic number.

40480963 is a deficient number, since it is larger than the sum of its proper divisors (2130597).

40480963 is a wasteful number, since it uses less digits than its factorization.

40480963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130596.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 40480963 is about 6362.4651668988. The cubic root of 40480963 is about 343.3604571108.

The spelling of 40480963 in words is "forty million, four hundred eighty thousand, nine hundred sixty-three".