3723261 has 4 divisors (see below), whose sum is σ = 4964352. Its totient is φ = 2482172.

The previous prime is 3723233. The next prime is 3723271. The reversal of 3723261 is 1623273.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3723261 - 2¹¹ = 3721213 is a prime.

It is a super-3 number, since 3×3723261³ (a number of 21 digits) contains 333 as substring.

It is a D-number.

3723261 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3723211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620541 + ... + 620546.

It is an arithmetic number, because the mean of its divisors is an integer number (1241088).

Almost surely, 2^3723261 is an apocalyptic number.

It is an amenable number.

3723261 is a deficient number, since it is larger than the sum of its proper divisors (1241091).

3723261 is a wasteful number, since it uses less digits than its factorization.

3723261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241090.

The product of its digits is 1512, while the sum is 24.

The square root of 3723261 is about 1929.5753418822. The cubic root of 3723261 is about 154.9914806278.

The spelling of 3723261 in words is "three million, seven hundred twenty-three thousand, two hundred sixty-one".