2342890 has 48 divisors (see below), whose sum is σ = 4937760. Its totient is φ = 793440.

The previous prime is 2342869. The next prime is 2342933. The reversal of 2342890 is 982432.

2342890 = T₄₇₄ + T₄₇₅ + ... + T₄₉₃.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39681 + ... + 39739.

It is an arithmetic number, because the mean of its divisors is an integer number (102870).

2^2342890 is an apocalyptic number.

2342890 is an abundant number, since it is smaller than the sum of its proper divisors (2594870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2342890 is a wasteful number, since it uses less digits than its factorization.

2342890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2342890 is about 1530.6501886453. The cubic root of 2342890 is about 132.8160722915.

The spelling of 2342890 in words is "two million, three hundred forty-two thousand, eight hundred ninety".