2490045 has 16 divisors (see below), whose sum is σ = 4194240. Its totient is φ = 1257984.

The previous prime is 2490029. The next prime is 2490079. The reversal of 2490045 is 5400942.

It is not a de Polignac number, because 2490045 - 2⁴ = 2490029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2489997 and 2490024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4084 + ... + 4653.

It is an arithmetic number, because the mean of its divisors is an integer number (262140).

2^2490045 is an apocalyptic number.

It is an amenable number.

2490045 is a deficient number, since it is larger than the sum of its proper divisors (1704195).

2490045 is a wasteful number, since it uses less digits than its factorization.

2490045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8764.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2490045 is about 1577.9876425372. The cubic root of 2490045 is about 135.5404943353.

Adding to 2490045 its reverse (5400942), we get a palindrome (7890987).

The spelling of 2490045 in words is "two million, four hundred ninety thousand, forty-five".