7402821112 has 8 divisors (see below), whose sum is σ = 13880289600. Its totient is φ = 3701410552.

The previous prime is 7402821109. The next prime is 7402821113. The reversal of 7402821112 is 2111282047.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7402821113) by changing a digit.

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, 462676312 + ... + 462676327.

It is an arithmetic number, because the mean of its divisors is an integer number (1735036200).

Almost surely, 2^7402821112 is an apocalyptic number.

It is an amenable number.

7402821112 is a deficient number, since it is larger than the sum of its proper divisors (6477468488).

7402821112 is a wasteful number, since it uses less digits than its factorization.

7402821112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925352645 (or 925352641 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 7402821112 is about 86039.6484883568. The cubic root of 7402821112 is about 1948.9427634758.

The spelling of 7402821112 in words is "seven billion, four hundred two million, eight hundred twenty-one thousand, one hundred twelve".