2429690 has 16 divisors (see below), whose sum is σ = 4396680. Its totient is φ = 966720.

The previous prime is 2429681. The next prime is 2429717. The reversal of 2429690 is 969242.

2429690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2393209 + 36481 = 1547^2 + 191^2 .

It is a super-2 number, since 2×2429690² = 11806786992200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1760 + ... + 2820.

2^2429690 is an apocalyptic number.

2429690 is a deficient number, since it is larger than the sum of its proper divisors (1966990).

2429690 is a wasteful number, since it uses less digits than its factorization.

2429690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 2429690 is about 1558.7462910942. The cubic root of 2429690 is about 134.4364251352.

The spelling of 2429690 in words is "two million, four hundred twenty-nine thousand, six hundred ninety".