7215481414 has 4 divisors (see below), whose sum is σ = 10823222124. Its totient is φ = 3607740706.

The previous prime is 7215481381. The next prime is 7215481433. The reversal of 7215481414 is 4141845127.

It is a happy number.

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

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, 1803870352 + ... + 1803870355.

It is an arithmetic number, because the mean of its divisors is an integer number (2705805531).

Almost surely, 2^7215481414 is an apocalyptic number.

7215481414 is a deficient number, since it is larger than the sum of its proper divisors (3607740710).

7215481414 is a wasteful number, since it uses less digits than its factorization.

7215481414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3607740709.

The product of its digits is 35840, while the sum is 37.

The square root of 7215481414 is about 84943.9898639097. The cubic root of 7215481414 is about 1932.3617729667.

The spelling of 7215481414 in words is "seven billion, two hundred fifteen million, four hundred eighty-one thousand, four hundred fourteen".