5540392 has 64 divisors (see below), whose sum is σ = 12700800. Its totient is φ = 2231040.

The previous prime is 5540387. The next prime is 5540393. The reversal of 5540392 is 2930455.

It is a self number, because there is not a number n which added to its sum of digits gives 5540392.

It is not an unprimeable number, because it can be changed into a prime (5540393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33093 + ... + 33259.

It is an arithmetic number, because the mean of its divisors is an integer number (198450).

Almost surely, 2^5540392 is an apocalyptic number.

5540392 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5540392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6350400).

5540392 is an abundant number, since it is smaller than the sum of its proper divisors (7160408).

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

5540392 is a wasteful number, since it uses less digits than its factorization.

5540392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 5540392 is about 2353.8037301355. The cubic root of 5540392 is about 176.9484778808.

The spelling of 5540392 in words is "five million, five hundred forty thousand, three hundred ninety-two".