4140427 has 4 divisors (see below), whose sum is σ = 4236760. Its totient is φ = 4044096.

The previous prime is 4140421. The next prime is 4140439. The reversal of 4140427 is 7240414.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7240414 = 2 ⋅3620207.

It is a cyclic number.

It is not a de Polignac number, because 4140427 - 2³ = 4140419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4140398 and 4140407.

It is not an unprimeable number, because it can be changed into a prime (4140421) 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, 48102 + ... + 48187.

It is an arithmetic number, because the mean of its divisors is an integer number (1059190).

Almost surely, 2^4140427 is an apocalyptic number.

4140427 is a deficient number, since it is larger than the sum of its proper divisors (96333).

4140427 is an equidigital number, since it uses as much as digits as its factorization.

4140427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96332.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 4140427 is about 2034.8039217576. The cubic root of 4140427 is about 160.5763976053.

The spelling of 4140427 in words is "four million, one hundred forty thousand, four hundred twenty-seven".