3450990 has 32 divisors (see below), whose sum is σ = 8508960. Its totient is φ = 895104.

The previous prime is 3450977. The next prime is 3450991. The reversal of 3450990 is 990543.

3450990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3450991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445 + ... + 2664.

It is an arithmetic number, because the mean of its divisors is an integer number (265905).

Almost surely, 2^3450990 is an apocalyptic number.

3450990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3450990 is an abundant number, since it is smaller than the sum of its proper divisors (5057970).

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

3450990 is a wasteful number, since it uses less digits than its factorization.

3450990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3156.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 3450990 is about 1857.6840420265. The cubic root of 3450990 is about 151.1174327341.

The spelling of 3450990 in words is "three million, four hundred fifty thousand, nine hundred ninety".