2542235406 has 16 divisors (see below), whose sum is σ = 5088430800. Its totient is φ = 846751808.

The previous prime is 2542235401. The next prime is 2542235413. The reversal of 2542235406 is 6045322452.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542235401) 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, 156621 + ... + 172088.

It is an arithmetic number, because the mean of its divisors is an integer number (318026925).

Almost surely, 2^2542235406 is an apocalyptic number.

2542235406 is an abundant number, since it is smaller than the sum of its proper divisors (2546195394).

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

2542235406 is a wasteful number, since it uses less digits than its factorization.

2542235406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330003.

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 2542235406 is about 50420.5851413884. The cubic root of 2542235406 is about 1364.8091359211.

Adding to 2542235406 its reverse (6045322452), we get a palindrome (8587557858).

The spelling of 2542235406 in words is "two billion, five hundred forty-two million, two hundred thirty-five thousand, four hundred six".