3934740 has 24 divisors (see below), whose sum is σ = 11017440. Its totient is φ = 1049248.

The previous prime is 3934739. The next prime is 3934741. The reversal of 3934740 is 474393.

It is an interprime number because it is at equal distance from previous prime (3934739) and next prime (3934741).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 3934698 and 3934707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3934741) 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, 32730 + ... + 32849.

It is an arithmetic number, because the mean of its divisors is an integer number (459060).

Almost surely, 2^3934740 is an apocalyptic number.

3934740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3934740 is an abundant number, since it is smaller than the sum of its proper divisors (7082700).

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

3934740 is a wasteful number, since it uses less digits than its factorization.

3934740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65591 (or 65589 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 3934740 is about 1983.6179067552. The cubic root of 3934740 is about 157.8720857565.

The spelling of 3934740 in words is "three million, nine hundred thirty-four thousand, seven hundred forty".