3455990 has 8 divisors (see below), whose sum is σ = 6220800. Its totient is φ = 1382392.

The previous prime is 3455951. The next prime is 3455999. The reversal of 3455990 is 995543.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3455990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3455999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172790 + ... + 172809.

It is an arithmetic number, because the mean of its divisors is an integer number (777600).

Almost surely, 2^3455990 is an apocalyptic number.

3455990 is a deficient number, since it is larger than the sum of its proper divisors (2764810).

3455990 is a wasteful number, since it uses less digits than its factorization.

3455990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345606.

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 3455990 is about 1859.0293166058. The cubic root of 3455990 is about 151.1903801630.

The spelling of 3455990 in words is "three million, four hundred fifty-five thousand, nine hundred ninety".