5540634 has 24 divisors (see below), whose sum is σ = 13096512. Its totient is φ = 1678920.

The previous prime is 5540611. The next prime is 5540641. The reversal of 5540634 is 4360455.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5540598 and 5540607.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13794 + ... + 14189.

It is an arithmetic number, because the mean of its divisors is an integer number (545688).

Almost surely, 2^5540634 is an apocalyptic number.

5540634 is an abundant number, since it is smaller than the sum of its proper divisors (7555878).

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

5540634 is a wasteful number, since it uses less digits than its factorization.

5540634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28002 (or 27999 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 5540634 is about 2353.8551357295. The cubic root of 5540634 is about 176.9510541671.

The spelling of 5540634 in words is "five million, five hundred forty thousand, six hundred thirty-four".