2542916 has 6 divisors (see below), whose sum is σ = 4450110. Its totient is φ = 1271456.

The previous prime is 2542913. The next prime is 2542919. The reversal of 2542916 is 6192452.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2542913) and next prime (2542919).

It can be written as a sum of positive squares in only one way, i.e., 2262016 + 280900 = 1504^2 + 530^2 .

It is not an unprimeable number, because it can be changed into a prime (2542913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317861 + ... + 317868.

It is an arithmetic number, because the mean of its divisors is an integer number (741685).

2^2542916 is an apocalyptic number.

It is an amenable number.

2542916 is a deficient number, since it is larger than the sum of its proper divisors (1907194).

2542916 is a wasteful number, since it uses less digits than its factorization.

2542916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635733 (or 635731 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 2542916 is about 1594.6523132018. The cubic root of 2542916 is about 136.4930918248.

The spelling of 2542916 in words is "two million, five hundred forty-two thousand, nine hundred sixteen".