5221420462 has 4 divisors (see below), whose sum is σ = 7832130696. Its totient is φ = 2610710230.

The previous prime is 5221420459. The next prime is 5221420481. The reversal of 5221420462 is 2640241225.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5221420462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1305355114 + ... + 1305355117.

It is an arithmetic number, because the mean of its divisors is an integer number (1958032674).

Almost surely, 2^5221420462 is an apocalyptic number.

5221420462 is a deficient number, since it is larger than the sum of its proper divisors (2610710234).

5221420462 is a wasteful number, since it uses less digits than its factorization.

5221420462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610710233.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 5221420462 is about 72259.3970497955. The cubic root of 5221420462 is about 1734.8538288437.

Adding to 5221420462 its reverse (2640241225), we get a palindrome (7861661687).

The spelling of 5221420462 in words is "five billion, two hundred twenty-one million, four hundred twenty thousand, four hundred sixty-two".