4365940 has 24 divisors (see below), whose sum is σ = 9708552. Its totient is φ = 1643520.

The previous prime is 4365931. The next prime is 4365961. The reversal of 4365940 is 495634.

It can be written as a sum of positive squares in 4 ways, for example, as 839056 + 3526884 = 916^2 + 1878^2 .

It is a super-2 number, since 2×4365940² = 38122864167200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6081 + ... + 6760.

It is an arithmetic number, because the mean of its divisors is an integer number (404523).

Almost surely, 2^4365940 is an apocalyptic number.

It is an amenable number.

4365940 is an abundant number, since it is smaller than the sum of its proper divisors (5342612).

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

4365940 is a wasteful number, since it uses less digits than its factorization.

4365940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12867 (or 12865 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 4365940 is about 2089.4831896907. The cubic root of 4365940 is about 163.4403389702.

The spelling of 4365940 in words is "four million, three hundred sixty-five thousand, nine hundred forty".