2490351 has 4 divisors (see below), whose sum is σ = 3320472. Its totient is φ = 1660232.

The previous prime is 2490337. The next prime is 2490377. The reversal of 2490351 is 1530942.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2490351 - 2¹⁴ = 2473967 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2490391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415056 + ... + 415061.

It is an arithmetic number, because the mean of its divisors is an integer number (830118).

2^2490351 is an apocalyptic number.

2490351 is a deficient number, since it is larger than the sum of its proper divisors (830121).

2490351 is an equidigital number, since it uses as much as digits as its factorization.

2490351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830120.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 2490351 is about 1578.0845984927. The cubic root of 2490351 is about 135.5460462687.

The spelling of 2490351 in words is "two million, four hundred ninety thousand, three hundred fifty-one".