428037322 has 12 divisors (see below), whose sum is σ = 682046550. Its totient is φ = 201429056.

The previous prime is 428037287. The next prime is 428037331. The reversal of 428037322 is 223730824.

It can be written as a sum of positive squares in 3 ways, for example, as 334121841 + 93915481 = 18279^2 + 9691^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 369697 + ... + 370852.

Almost surely, 2^428037322 is an apocalyptic number.

428037322 is a deficient number, since it is larger than the sum of its proper divisors (254009228).

428037322 is a wasteful number, since it uses less digits than its factorization.

428037322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740585 (or 740568 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 428037322 is about 20689.0628593951. The cubic root of 428037322 is about 753.6341089321.

The spelling of 428037322 in words is "four hundred twenty-eight million, thirty-seven thousand, three hundred twenty-two".