953906440 has 32 divisors (see below), whose sum is σ = 2151308160. Its totient is φ = 380670400.

The previous prime is 953906423. The next prime is 953906461. The reversal of 953906440 is 44609359.

953906440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 953906393 and 953906402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10426 + ... + 44905.

It is an arithmetic number, because the mean of its divisors is an integer number (67228380).

Almost surely, 2^953906440 is an apocalyptic number.

It is an amenable number.

953906440 is an abundant number, since it is smaller than the sum of its proper divisors (1197401720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

953906440 is a wasteful number, since it uses less digits than its factorization.

953906440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55773 (or 55769 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 953906440 is about 30885.3758274041. The cubic root of 953906440 is about 984.3931741198.

The spelling of 953906440 in words is "nine hundred fifty-three million, nine hundred six thousand, four hundred forty".