3391146 has 60 divisors (see below), whose sum is σ = 8400546. Its totient is φ = 1021680.

The previous prime is 3391133. The next prime is 3391163. The reversal of 3391146 is 6411933.

It can be written as a sum of positive squares in only one way, i.e., 2205225 + 1185921 = 1485^2 + 1089^2 .

It is a super-2 number, since 2×3391146² = 22999742386632, which contains 22 as substring.

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

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 19516 + ... + 19688.

Almost surely, 2^3391146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3391146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4200273).

3391146 is an abundant number, since it is smaller than the sum of its proper divisors (5009400).

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

3391146 is a wasteful number, since it uses less digits than its factorization.

3391146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209 (or 189 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

The square root of 3391146 is about 1841.5064485361. The cubic root of 3391146 is about 150.2388195663.

It can be divided in two parts, 339 and 1146, that added together give a triangular number (1485 = T₅₄).

The spelling of 3391146 in words is "three million, three hundred ninety-one thousand, one hundred forty-six".