2993390 has 16 divisors (see below), whose sum is σ = 5432832. Its totient is φ = 1187424.

The previous prime is 2993371. The next prime is 2993399. The reversal of 2993390 is 933992.

It is a self number, because there is not a number n which added to its sum of digits gives 2993390.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2993399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92 + ... + 2448.

It is an arithmetic number, because the mean of its divisors is an integer number (339552).

2^2993390 is an apocalyptic number.

2993390 is a deficient number, since it is larger than the sum of its proper divisors (2439442).

2993390 is a wasteful number, since it uses less digits than its factorization.

2993390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2491.

The product of its (nonzero) digits is 13122, while the sum is 35.

The square root of 2993390 is about 1730.1416127011. The cubic root of 2993390 is about 144.1189539207.

The spelling of 2993390 in words is "two million, nine hundred ninety-three thousand, three hundred ninety".