7372553 has 2 divisors, whose sum is σ = 7372554. Its totient is φ = 7372552.

The previous prime is 7372523. The next prime is 7372571. The reversal of 7372553 is 3552737.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5555449 + 1817104 = 2357^2 + 1348^2 .

It is a cyclic number.

It is not a de Polignac number, because 7372553 - 2¹⁶ = 7307017 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7372523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3686276 + 3686277.

It is an arithmetic number, because the mean of its divisors is an integer number (3686277).

Almost surely, 2^7372553 is an apocalyptic number.

It is an amenable number.

7372553 is a deficient number, since it is larger than the sum of its proper divisors (1).

7372553 is an equidigital number, since it uses as much as digits as its factorization.

7372553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22050, while the sum is 32.

The square root of 7372553 is about 2715.2445562048. The cubic root of 7372553 is about 194.6282903620.

The spelling of 7372553 in words is "seven million, three hundred seventy-two thousand, five hundred fifty-three".