406020202 has 24 divisors (see below), whose sum is σ = 703241568. Its totient is φ = 172225200.

The previous prime is 406020193. The next prime is 406020211. The reversal of 406020202 is 202020604.

It is an interprime number because it is at equal distance from previous prime (406020193) and next prime (406020211).

406020202 is a modest number, since divided by 20202 gives 406 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141393 + ... + 144235.

It is an arithmetic number, because the mean of its divisors is an integer number (29301732).

Almost surely, 2^406020202 is an apocalyptic number.

406020202 is a deficient number, since it is larger than the sum of its proper divisors (297221366).

406020202 is a wasteful number, since it uses less digits than its factorization.

406020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3054 (or 2953 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 406020202 is about 20149.9429775868. The cubic root of 406020202 is about 740.4843444714.

Adding to 406020202 its reverse (202020604), we get a palindrome (608040806).

The spelling of 406020202 in words is "four hundred six million, twenty thousand, two hundred two".