3450620 has 24 divisors (see below), whose sum is σ = 7443744. Its totient is φ = 1342656.

The previous prime is 3450611. The next prime is 3450631. The reversal of 3450620 is 260543.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3450592 and 3450601.

It is a congruent number.

It is an unprimeable number.

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, 1592 + ... + 3071.

It is an arithmetic number, because the mean of its divisors is an integer number (310156).

Almost surely, 2^3450620 is an apocalyptic number.

It is an amenable number.

3450620 is an abundant number, since it is smaller than the sum of its proper divisors (3993124).

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

3450620 is a wasteful number, since it uses less digits than its factorization.

3450620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4709 (or 4707 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3450620 is about 1857.5844529926. The cubic root of 3450620 is about 151.1120318251.

The spelling of 3450620 in words is "three million, four hundred fifty thousand, six hundred twenty".