2490549 has 8 divisors (see below), whose sum is σ = 3435360. Its totient is φ = 1603056.

The previous prime is 2490547. The next prime is 2490583. The reversal of 2490549 is 9450942.

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

It is not a de Polignac number, because 2490549 - 2¹ = 2490547 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2490547) 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, 14227 + ... + 14400.

It is an arithmetic number, because the mean of its divisors is an integer number (429420).

2^2490549 is an apocalyptic number.

2490549 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2490549 is a deficient number, since it is larger than the sum of its proper divisors (944811).

2490549 is a wasteful number, since it uses less digits than its factorization.

2490549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28659.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 2490549 is about 1578.1473315252. The cubic root of 2490549 is about 135.5496384539.

The spelling of 2490549 in words is "two million, four hundred ninety thousand, five hundred forty-nine".