3459780 has 96 divisors (see below), whose sum is σ = 11088000. Its totient is φ = 895104.

The previous prime is 3459779. The next prime is 3459791. The reversal of 3459780 is 879543.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23146 + ... + 23294.

It is an arithmetic number, because the mean of its divisors is an integer number (115500).

Almost surely, 2^3459780 is an apocalyptic number.

3459780 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3459780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5544000).

3459780 is an abundant number, since it is smaller than the sum of its proper divisors (7628220).

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

3459780 is a wasteful number, since it uses less digits than its factorization.

3459780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 3459780 is about 1860.0483864674. The cubic root of 3459780 is about 151.2456274491.

The spelling of 3459780 in words is "three million, four hundred fifty-nine thousand, seven hundred eighty".