6428429522 has 8 divisors (see below), whose sum is σ = 9650493900. Its totient is φ = 3211598224.

The previous prime is 6428429489. The next prime is 6428429573. The reversal of 6428429522 is 2259248246.

It can be written as a sum of positive squares in 2 ways, for example, as 5958450481 + 469979041 = 77191^2 + 21679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6428429522² = 82649412238642296968, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1305197 + ... + 1310112.

Almost surely, 2^6428429522 is an apocalyptic number.

6428429522 is a deficient number, since it is larger than the sum of its proper divisors (3222064378).

6428429522 is a wasteful number, since it uses less digits than its factorization.

6428429522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2616540.

The product of its digits is 552960, while the sum is 44.

The square root of 6428429522 is about 80177.4876258916. The cubic root of 6428429522 is about 1859.3806009791.

The spelling of 6428429522 in words is "six billion, four hundred twenty-eight million, four hundred twenty-nine thousand, five hundred twenty-two".