3158040 has 32 divisors (see below), whose sum is σ = 9474480. Its totient is φ = 842112.

The previous prime is 3158033. The next prime is 3158041. The reversal of 3158040 is 408513.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 3157998 and 3158016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3158041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13039 + ... + 13278.

Almost surely, 2^3158040 is an apocalyptic number.

3158040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3158040 is an abundant number, since it is smaller than the sum of its proper divisors (6316440).

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

3158040 is a wasteful number, since it uses less digits than its factorization.

3158040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26331 (or 26327 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 3158040 is about 1777.0875048798. The cubic root of 3158040 is about 146.7143325329.

The spelling of 3158040 in words is "three million, one hundred fifty-eight thousand, forty".