3501493 has 2 divisors, whose sum is σ = 3501494. Its totient is φ = 3501492.

The previous prime is 3501479. The next prime is 3501503. The reversal of 3501493 is 3941053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2566404 + 935089 = 1602^2 + 967^2 .

It is an emirp because it is prime and its reverse (3941053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3501493 - 2¹⁷ = 3370421 is a prime.

3501493 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3501413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1750746 + 1750747.

It is an arithmetic number, because the mean of its divisors is an integer number (1750747).

Almost surely, 2^3501493 is an apocalyptic number.

It is an amenable number.

3501493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3501493 is an equidigital number, since it uses as much as digits as its factorization.

3501493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 3501493 is about 1871.2276718775. The cubic root of 3501493 is about 151.8510342264.

The spelling of 3501493 in words is "three million, five hundred one thousand, four hundred ninety-three".