2490046 has 24 divisors (see below), whose sum is σ = 4150440. Its totient is φ = 1119456.

The previous prime is 2490029. The next prime is 2490079. The reversal of 2490046 is 6400942.

It is a self number, because there is not a number n which added to its sum of digits gives 2490046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17845 + ... + 17983.

It is an arithmetic number, because the mean of its divisors is an integer number (172935).

2^2490046 is an apocalyptic number.

2490046 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2490046 is a deficient number, since it is larger than the sum of its proper divisors (1660394).

2490046 is a wasteful number, since it uses less digits than its factorization.

2490046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2490046 is about 1577.9879593964. The cubic root of 2490046 is about 135.5405124796.

Adding to 2490046 its reverse (6400942), we get a palindrome (8890988).

The spelling of 2490046 in words is "two million, four hundred ninety thousand, forty-six".