9405964 has 12 divisors (see below), whose sum is σ = 17428824. Its totient is φ = 4426304.

The previous prime is 9405961. The next prime is 9405967. The reversal of 9405964 is 4695049.

It is an interprime number because it is at equal distance from previous prime (9405961) and next prime (9405967).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9405961) 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, 69094 + ... + 69229.

It is an arithmetic number, because the mean of its divisors is an integer number (1452402).

Almost surely, 2^9405964 is an apocalyptic number.

It is an amenable number.

9405964 is a deficient number, since it is larger than the sum of its proper divisors (8022860).

9405964 is a wasteful number, since it uses less digits than its factorization.

9405964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138344 (or 138342 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 9405964 is about 3066.9144102828. The cubic root of 9405964 is about 211.0900538759.

Subtracting from 9405964 its reverse (4695049), we obtain a triangular number (4710915 = T₃₀₆₉).

The spelling of 9405964 in words is "nine million, four hundred five thousand, nine hundred sixty-four".