3154340 has 24 divisors (see below), whose sum is σ = 7570752. Its totient is φ = 1081440.

The previous prime is 3154339. The next prime is 3154357. The reversal of 3154340 is 434513.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11126 + ... + 11405.

It is an arithmetic number, because the mean of its divisors is an integer number (315448).

Almost surely, 2^3154340 is an apocalyptic number.

It is an amenable number.

3154340 is an abundant number, since it is smaller than the sum of its proper divisors (4416412).

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

3154340 is a wasteful number, since it uses less digits than its factorization.

3154340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22547 (or 22545 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3154340 is about 1776.0461705710. The cubic root of 3154340 is about 146.6570126795.

Adding to 3154340 its reverse (434513), we get a palindrome (3588853).

The spelling of 3154340 in words is "three million, one hundred fifty-four thousand, three hundred forty".