2690342 has 8 divisors (see below), whose sum is σ = 4091016. Its totient is φ = 1326672.

The previous prime is 2690329. The next prime is 2690351. The reversal of 2690342 is 2430962.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9068 + ... + 9359.

It is an arithmetic number, because the mean of its divisors is an integer number (511377).

2^2690342 is an apocalyptic number.

2690342 is a deficient number, since it is larger than the sum of its proper divisors (1400674).

2690342 is a wasteful number, since it uses less digits than its factorization.

2690342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18502.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 2690342 is about 1640.2262039121. The cubic root of 2690342 is about 139.0814352956.

The spelling of 2690342 in words is "two million, six hundred ninety thousand, three hundred forty-two".