1642314226 has 16 divisors (see below), whose sum is σ = 2816415360. Its totient is φ = 703594080.

The previous prime is 1642314221. The next prime is 1642314253. The reversal of 1642314226 is 6224132461.

It is not an unprimeable number, because it can be changed into a prime (1642314221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21811 + ... + 61321.

It is an arithmetic number, because the mean of its divisors is an integer number (176025960).

Almost surely, 2^1642314226 is an apocalyptic number.

1642314226 is a deficient number, since it is larger than the sum of its proper divisors (1174101134).

1642314226 is a wasteful number, since it uses less digits than its factorization.

1642314226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42489.

The product of its digits is 13824, while the sum is 31.

The square root of 1642314226 is about 40525.4762587684. The cubic root of 1642314226 is about 1179.8281436016.

Adding to 1642314226 its reverse (6224132461), we get a palindrome (7866446687).

The spelling of 1642314226 in words is "one billion, six hundred forty-two million, three hundred fourteen thousand, two hundred twenty-six".