3435978 has 96 divisors (see below), whose sum is σ = 9192960. Its totient is φ = 846720.

The previous prime is 3435967. The next prime is 3435997. The reversal of 3435978 is 8795343.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 110823 + ... + 110853.

It is an arithmetic number, because the mean of its divisors is an integer number (95760).

Almost surely, 2^3435978 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3435978, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4596480).

3435978 is an abundant number, since it is smaller than the sum of its proper divisors (5756982).

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

3435978 is a wasteful number, since it uses less digits than its factorization.

3435978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 85 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 3435978 is about 1853.6391234542. The cubic root of 3435978 is about 150.8979911295.

The spelling of 3435978 in words is "three million, four hundred thirty-five thousand, nine hundred seventy-eight".