3540373 has 2 divisors, whose sum is σ = 3540374. Its totient is φ = 3540372.

The previous prime is 3540371. The next prime is 3540377. The reversal of 3540373 is 3730453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3452164 + 88209 = 1858^2 + 297^2 .

It is an emirp because it is prime and its reverse (3730453) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3540373 - 2¹ = 3540371 is a prime.

Together with 3540371, it forms a pair of twin primes.

It is equal to p₂₅₂₇₈₁ and since 3540373 and 252781 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3540371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1770186 + 1770187.

It is an arithmetic number, because the mean of its divisors is an integer number (1770187).

Almost surely, 2^3540373 is an apocalyptic number.

It is an amenable number.

3540373 is a deficient number, since it is larger than the sum of its proper divisors (1).

3540373 is an equidigital number, since it uses as much as digits as its factorization.

3540373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 25.

The square root of 3540373 is about 1881.5878932434. The cubic root of 3540373 is about 152.4110096229.

The spelling of 3540373 in words is "three million, five hundred forty thousand, three hundred seventy-three".