7532368221 has 8 divisors (see below), whose sum is σ = 11477894464. Its totient is φ = 4304210400.

The previous prime is 7532368219. The next prime is 7532368223. The reversal of 7532368221 is 1228632357.

It is an interprime number because it is at equal distance from previous prime (7532368219) and next prime (7532368223).

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

It is not a de Polignac number, because 7532368221 - 2¹ = 7532368219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7532368221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7532368223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179342080 + ... + 179342121.

It is an arithmetic number, because the mean of its divisors is an integer number (1434736808).

Almost surely, 2^7532368221 is an apocalyptic number.

It is an amenable number.

7532368221 is a deficient number, since it is larger than the sum of its proper divisors (3945526243).

7532368221 is a wasteful number, since it uses less digits than its factorization.

7532368221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358684211.

The product of its digits is 120960, while the sum is 39.

The square root of 7532368221 is about 86789.2171931514. The cubic root of 7532368221 is about 1960.2457193151.

The spelling of 7532368221 in words is "seven billion, five hundred thirty-two million, three hundred sixty-eight thousand, two hundred twenty-one".