2542305406 has 8 divisors (see below), whose sum is σ = 3829825584. Its totient is φ = 1265696880.

The previous prime is 2542305401. The next prime is 2542305481. The reversal of 2542305406 is 6045032452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542305401) 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, 2727330 + ... + 2728261.

It is an arithmetic number, because the mean of its divisors is an integer number (478728198).

Almost surely, 2^2542305406 is an apocalyptic number.

2542305406 is a deficient number, since it is larger than the sum of its proper divisors (1287520178).

2542305406 is a wasteful number, since it uses less digits than its factorization.

2542305406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5455826.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 2542305406 is about 50421.2792975347. The cubic root of 2542305406 is about 1364.8216623985.

Adding to 2542305406 its reverse (6045032452), we get a palindrome (8587337858).

The spelling of 2542305406 in words is "two billion, five hundred forty-two million, three hundred five thousand, four hundred six".