426634202 has 4 divisors (see below), whose sum is σ = 639951306. Its totient is φ = 213317100.

The previous prime is 426634177. The next prime is 426634211. The reversal of 426634202 is 202436624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 285238321 + 141395881 = 16889^2 + 11891^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106658549 + ... + 106658552.

Almost surely, 2^426634202 is an apocalyptic number.

426634202 is a deficient number, since it is larger than the sum of its proper divisors (213317104).

426634202 is a wasteful number, since it uses less digits than its factorization.

426634202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213317103.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 426634202 is about 20655.1253203654. The cubic root of 426634202 is about 752.8097286074.

The spelling of 426634202 in words is "four hundred twenty-six million, six hundred thirty-four thousand, two hundred two".