3432780 has 120 divisors (see below), whose sum is σ = 11668272. Its totient is φ = 839808.

The previous prime is 3432763. The next prime is 3432799. The reversal of 3432780 is 872343.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 20979 + ... + 21141.

Almost surely, 2^3432780 is an apocalyptic number.

3432780 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 3432780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5834136).

3432780 is an abundant number, since it is smaller than the sum of its proper divisors (8235492).

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

3432780 is a wasteful number, since it uses less digits than its factorization.

3432780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 3432780 is about 1852.7762951851. The cubic root of 3432780 is about 150.8511610305.

The spelling of 3432780 in words is "three million, four hundred thirty-two thousand, seven hundred eighty".