3472557481 has 2 divisors, whose sum is σ = 3472557482. Its totient is φ = 3472557480.

The previous prime is 3472557427. The next prime is 3472557511. The reversal of 3472557481 is 1847552743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2282928400 + 1189629081 = 47780^2 + 34491^2 .

It is a cyclic number.

It is not a de Polignac number, because 3472557481 - 2²⁹ = 2935686569 is a prime.

It is a super-2 number, since 2×3472557481² = 24117310917698130722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3472557421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1736278740 + 1736278741.

It is an arithmetic number, because the mean of its divisors is an integer number (1736278741).

Almost surely, 2^3472557481 is an apocalyptic number.

It is an amenable number.

3472557481 is a deficient number, since it is larger than the sum of its proper divisors (1).

3472557481 is an equidigital number, since it uses as much as digits as its factorization.

3472557481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 940800, while the sum is 46.

The square root of 3472557481 is about 58928.4097952762. The cubic root of 3472557481 is about 1514.3158955753.

The spelling of 3472557481 in words is "three billion, four hundred seventy-two million, five hundred fifty-seven thousand, four hundred eighty-one".