7352421405 has 16 divisors (see below), whose sum is σ = 13444427904. Its totient is φ = 3361106880.

The previous prime is 7352421403. The next prime is 7352421413. The reversal of 7352421405 is 5041242537.

It is not a de Polignac number, because 7352421405 - 2¹ = 7352421403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7352421403) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 35011426 + ... + 35011635.

It is an arithmetic number, because the mean of its divisors is an integer number (840276744).

Almost surely, 2^7352421405 is an apocalyptic number.

It is an amenable number.

7352421405 is a deficient number, since it is larger than the sum of its proper divisors (6092006499).

7352421405 is a wasteful number, since it uses less digits than its factorization.

7352421405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70023076.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 7352421405 is about 85746.2617552509. The cubic root of 7352421405 is about 1944.5097730728.

The spelling of 7352421405 in words is "seven billion, three hundred fifty-two million, four hundred twenty-one thousand, four hundred five".