4020416 has 14 divisors (see below), whose sum is σ = 7978140. Its totient is φ = 2010176.

The previous prime is 4020409. The next prime is 4020431. The reversal of 4020416 is 6140204.

It is a junction number, because it is equal to n+sod(n) for n = 4020394 and 4020403.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31346 + ... + 31473.

Almost surely, 2^4020416 is an apocalyptic number.

It is an amenable number.

4020416 is a deficient number, since it is larger than the sum of its proper divisors (3957724).

4020416 is an equidigital number, since it uses as much as digits as its factorization.

4020416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62831 (or 62821 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 4020416 is about 2005.0975038636. The cubic root of 4020416 is about 159.0097168488.

The spelling of 4020416 in words is "four million, twenty thousand, four hundred sixteen".