5517940 has 12 divisors (see below), whose sum is σ = 11587716. Its totient is φ = 2207168.

The previous prime is 5517931. The next prime is 5517943. The reversal of 5517940 is 497155.

It can be written as a sum of positive squares in 2 ways, for example, as 2782224 + 2735716 = 1668^2 + 1654^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5517943) 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, 137929 + ... + 137968.

It is an arithmetic number, because the mean of its divisors is an integer number (965643).

Almost surely, 2^5517940 is an apocalyptic number.

It is an amenable number.

5517940 is an abundant number, since it is smaller than the sum of its proper divisors (6069776).

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

5517940 is a wasteful number, since it uses less digits than its factorization.

5517940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275906 (or 275904 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 5517940 is about 2349.0295868720. The cubic root of 5517940 is about 176.7091310446.

The spelling of 5517940 in words is "five million, five hundred seventeen thousand, nine hundred forty".