4013742 has 16 divisors (see below), whose sum is σ = 8048592. Its totient is φ = 1334400.

The previous prime is 4013729. The next prime is 4013761. The reversal of 4013742 is 2473104.

It is a super-2 number, since 2×4013742² = 32220249685128, which contains 22 as substring.

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, 2742 + ... + 3942.

It is an arithmetic number, because the mean of its divisors is an integer number (503037).

Almost surely, 2^4013742 is an apocalyptic number.

4013742 is an abundant number, since it is smaller than the sum of its proper divisors (4034850).

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

4013742 is a wasteful number, since it uses less digits than its factorization.

4013742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 4013742 is about 2003.4325543926. The cubic root of 4013742 is about 158.9216812975.

Adding to 4013742 its reverse (2473104), we get a palindrome (6486846).

The spelling of 4013742 in words is "four million, thirteen thousand, seven hundred forty-two".