4901961 has 4 divisors (see below), whose sum is σ = 6535952. Its totient is φ = 3267972.

The previous prime is 4901947. The next prime is 4901969. The reversal of 4901961 is 1691094.

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 not a de Polignac number, because 4901961 - 2¹⁴ = 4885577 is a prime.

It is a D-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 (4901969) 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, 816991 + ... + 816996.

It is an arithmetic number, because the mean of its divisors is an integer number (1633988).

Almost surely, 2^4901961 is an apocalyptic number.

It is an amenable number.

4901961 is a deficient number, since it is larger than the sum of its proper divisors (1633991).

4901961 is a wasteful number, since it uses less digits than its factorization.

4901961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633990.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 4901961 is about 2214.0372625591. The cubic root of 4901961 is about 169.8725804133.

The spelling of 4901961 in words is "four million, nine hundred one thousand, nine hundred sixty-one".