3546072437 has 2 divisors, whose sum is σ = 3546072438. Its totient is φ = 3546072436.

The previous prime is 3546072421. The next prime is 3546072461. The reversal of 3546072437 is 7342706453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3183893476 + 362178961 = 56426^2 + 19031^2 .

It is a cyclic number.

It is not a de Polignac number, because 3546072437 - 2⁴ = 3546072421 is a prime.

It is a super-3 number, since 3×3546072437³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 3546072394 and 3546072403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3546072407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1773036218 + 1773036219.

It is an arithmetic number, because the mean of its divisors is an integer number (1773036219).

Almost surely, 2^3546072437 is an apocalyptic number.

It is an amenable number.

3546072437 is a deficient number, since it is larger than the sum of its proper divisors (1).

3546072437 is an equidigital number, since it uses as much as digits as its factorization.

3546072437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 41.

The square root of 3546072437 is about 59548.9079412881. The cubic root of 3546072437 is about 1524.9275159672.

The spelling of 3546072437 in words is "three billion, five hundred forty-six million, seventy-two thousand, four hundred thirty-seven".