3280146 has 8 divisors (see below), whose sum is σ = 6560304. Its totient is φ = 1093380.

The previous prime is 3280139. The next prime is 3280157. The reversal of 3280146 is 6410823.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

3280146 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273340 + ... + 273351.

It is an arithmetic number, because the mean of its divisors is an integer number (820038).

Almost surely, 2^3280146 is an apocalyptic number.

3280146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3280146 is a wasteful number, since it uses less digits than its factorization.

3280146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546696.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 3280146 is about 1811.1173346860. The cubic root of 3280146 is about 148.5813813247.

Adding to 3280146 its reverse (6410823), we get a palindrome (9690969).

The spelling of 3280146 in words is "three million, two hundred eighty thousand, one hundred forty-six".