402350226 has 32 divisors (see below), whose sum is σ = 825209088. Its totient is φ = 130712400.

The previous prime is 402350191. The next prime is 402350227. The reversal of 402350226 is 622053204.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 402350196 and 402350205.

It is not an unprimeable number, because it can be changed into a prime (402350227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139701 + ... + 142551.

It is an arithmetic number, because the mean of its divisors is an integer number (25787784).

Almost surely, 2^402350226 is an apocalyptic number.

402350226 is an abundant number, since it is smaller than the sum of its proper divisors (422858862).

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

402350226 is a wasteful number, since it uses less digits than its factorization.

402350226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3446.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 402350226 is about 20058.6695969598. The cubic root of 402350226 is about 738.2465337728.

The spelling of 402350226 in words is "four hundred two million, three hundred fifty thousand, two hundred twenty-six".