402203022 has 16 divisors (see below), whose sum is σ = 866283600. Its totient is φ = 123754752.

The previous prime is 402203003. The next prime is 402203041. The reversal of 402203022 is 220302204.

It is an interprime number because it is at equal distance from previous prime (402203003) and next prime (402203041).

It is a junction number, because it is equal to n+sod(n) for n = 402202992 and 402203010.

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, 2578147 + ... + 2578302.

It is an arithmetic number, because the mean of its divisors is an integer number (54142725).

Almost surely, 2^402203022 is an apocalyptic number.

402203022 is an abundant number, since it is smaller than the sum of its proper divisors (464080578).

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

402203022 is a wasteful number, since it uses less digits than its factorization.

402203022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5156467.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 402203022 is about 20054.9999252057. Note that the first 4 decimals coincide. The cubic root of 402203022 is about 738.1564910758.

Adding to 402203022 its reverse (220302204), we get a palindrome (622505226).

The spelling of 402203022 in words is "four hundred two million, two hundred three thousand, twenty-two".