4014138 has 8 divisors (see below), whose sum is σ = 8028288. Its totient is φ = 1338044.

The previous prime is 4014137. The next prime is 4014139. The reversal of 4014138 is 8314104.

It is an interprime number because it is at equal distance from previous prime (4014137) and next prime (4014139).

It is a sphenic number, since it is the product of 3 distinct primes.

4014138 is an admirable number.

It is a super-2 number, since 2×4014138² = 32226607766088, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4014133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334506 + ... + 334517.

It is an arithmetic number, because the mean of its divisors is an integer number (1003536).

Almost surely, 2^4014138 is an apocalyptic number.

4014138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4014138 is a wasteful number, since it uses less digits than its factorization.

4014138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669028.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 4014138 is about 2003.5313823347. The cubic root of 4014138 is about 158.9269075856.

The spelling of 4014138 in words is "four million, fourteen thousand, one hundred thirty-eight".