3400890 has 16 divisors (see below), whose sum is σ = 8162208. Its totient is φ = 906896.

The previous prime is 3400883. The next prime is 3400897. The reversal of 3400890 is 980043.

It is an interprime number because it is at equal distance from previous prime (3400883) and next prime (3400897).

It is a self number, because there is not a number n which added to its sum of digits gives 3400890.

It is not an unprimeable number, because it can be changed into a prime (3400897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56652 + ... + 56711.

It is an arithmetic number, because the mean of its divisors is an integer number (510138).

Almost surely, 2^3400890 is an apocalyptic number.

3400890 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3400890 is an abundant number, since it is smaller than the sum of its proper divisors (4761318).

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

3400890 is a wasteful number, since it uses less digits than its factorization.

3400890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113373.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 3400890 is about 1844.1502108017. The cubic root of 3400890 is about 150.3825789483.

The spelling of 3400890 in words is "three million, four hundred thousand, eight hundred ninety".