940450653 has 12 divisors (see below), whose sum is σ = 1359103200. Its totient is φ = 626655816.

The previous prime is 940450633. The next prime is 940450669. The reversal of 940450653 is 356054049.

It is a happy number.

It is not a de Polignac number, because 940450653 - 2²¹ = 938353501 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (940450613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6001 + ... + 43782.

It is an arithmetic number, because the mean of its divisors is an integer number (113258600).

Almost surely, 2^940450653 is an apocalyptic number.

It is an amenable number.

940450653 is a deficient number, since it is larger than the sum of its proper divisors (418652547).

940450653 is a wasteful number, since it uses less digits than its factorization.

940450653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51888 (or 51885 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 940450653 is about 30666.7678929489. The cubic root of 940450653 is about 979.7426274711.

The spelling of 940450653 in words is "nine hundred forty million, four hundred fifty thousand, six hundred fifty-three".