3501401 has 4 divisors (see below), whose sum is σ = 3506100. Its totient is φ = 3496704.

The previous prime is 3501391. The next prime is 3501413. The reversal of 3501401 is 1041053.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1254400 + 2247001 = 1120^2 + 1499^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3501401 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3501101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 956 + ... + 2813.

It is an arithmetic number, because the mean of its divisors is an integer number (876525).

Almost surely, 2^3501401 is an apocalyptic number.

It is an amenable number.

3501401 is a deficient number, since it is larger than the sum of its proper divisors (4699).

3501401 is an equidigital number, since it uses as much as digits as its factorization.

3501401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4698.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 3501401 is about 1871.2030889243. The cubic root of 3501401 is about 151.8497042778.

Adding to 3501401 its reverse (1041053), we get a palindrome (4542454).

The spelling of 3501401 in words is "three million, five hundred one thousand, four hundred one".