3961761 has 8 divisors (see below), whose sum is σ = 5318400. Its totient is φ = 2623152.

The previous prime is 3961759. The next prime is 3961781. The reversal of 3961761 is 1671693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3961761 - 2¹ = 3961759 is a prime.

It is a super-2 number, since 2×3961761² = 31391100442242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3961721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3985 + ... + 4878.

It is an arithmetic number, because the mean of its divisors is an integer number (664800).

Almost surely, 2^3961761 is an apocalyptic number.

It is an amenable number.

3961761 is a deficient number, since it is larger than the sum of its proper divisors (1356639).

3961761 is a wasteful number, since it uses less digits than its factorization.

3961761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9015.

The product of its digits is 6804, while the sum is 33.

The square root of 3961761 is about 1990.4172929313. The cubic root of 3961761 is about 158.2326461108.

The spelling of 3961761 in words is "three million, nine hundred sixty-one thousand, seven hundred sixty-one".