3427742 has 16 divisors (see below), whose sum is σ = 5376240. Its totient is φ = 1636992.

The previous prime is 3427709. The next prime is 3427747. The reversal of 3427742 is 2477243.

It is a super-3 number, since 3×3427742³ (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3427747) 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, 6293 + ... + 6815.

It is an arithmetic number, because the mean of its divisors is an integer number (336015).

Almost surely, 2^3427742 is an apocalyptic number.

3427742 is a deficient number, since it is larger than the sum of its proper divisors (1948498).

3427742 is a wasteful number, since it uses less digits than its factorization.

3427742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667.

The product of its digits is 9408, while the sum is 29.

The square root of 3427742 is about 1851.4162146854. The cubic root of 3427742 is about 150.7773277484. Note that the first 3 decimals are identical.

The spelling of 3427742 in words is "three million, four hundred twenty-seven thousand, seven hundred forty-two".