2603542 has 16 divisors (see below), whose sum is σ = 4054752. Its totient is φ = 1252800.

The previous prime is 2603537. The next prime is 2603543. The reversal of 2603542 is 2453062.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2603543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11058 + ... + 11290.

It is an arithmetic number, because the mean of its divisors is an integer number (253422).

2^2603542 is an apocalyptic number.

2603542 is a deficient number, since it is larger than the sum of its proper divisors (1451210).

2603542 is a wasteful number, since it uses less digits than its factorization.

2603542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2603542 is about 1613.5495034241. The cubic root of 2603542 is about 137.5693006035.

The spelling of 2603542 in words is "two million, six hundred three thousand, five hundred forty-two".