2546990 has 8 divisors (see below), whose sum is σ = 4584600. Its totient is φ = 1018792.

The previous prime is 2546987. The next prime is 2547029. The reversal of 2546990 is 996452.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2546990.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127340 + ... + 127359.

It is an arithmetic number, because the mean of its divisors is an integer number (573075).

2^2546990 is an apocalyptic number.

2546990 is a deficient number, since it is larger than the sum of its proper divisors (2037610).

2546990 is a wasteful number, since it uses less digits than its factorization.

2546990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254706.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2546990 is about 1595.9291964245. The cubic root of 2546990 is about 136.5659446912.

The spelling of 2546990 in words is "two million, five hundred forty-six thousand, nine hundred ninety".