3149340 has 24 divisors (see below), whose sum is σ = 8818320. Its totient is φ = 839808.

The previous prime is 3149339. The next prime is 3149353. The reversal of 3149340 is 439413.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 3149340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26185 + ... + 26304.

It is an arithmetic number, because the mean of its divisors is an integer number (367430).

Almost surely, 2^3149340 is an apocalyptic number.

3149340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3149340 is an abundant number, since it is smaller than the sum of its proper divisors (5668980).

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

3149340 is a wasteful number, since it uses less digits than its factorization.

3149340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52501 (or 52499 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 3149340 is about 1774.6379912534. The cubic root of 3149340 is about 146.5794821605.

The spelling of 3149340 in words is "three million, one hundred forty-nine thousand, three hundred forty".