4721914 has 4 divisors (see below), whose sum is σ = 7082874. Its totient is φ = 2360956.

The previous prime is 4721911. The next prime is 4721933. The reversal of 4721914 is 4191274.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4191274 = 2 ⋅2095637.

It can be written as a sum of positive squares in only one way, i.e., 4549689 + 172225 = 2133^2 + 415^2 .

It is not an unprimeable number, because it can be changed into a prime (4721911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1180477 + ... + 1180480.

Almost surely, 2^4721914 is an apocalyptic number.

4721914 is a deficient number, since it is larger than the sum of its proper divisors (2360960).

4721914 is a wasteful number, since it uses less digits than its factorization.

4721914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2360959.

The product of its digits is 2016, while the sum is 28.

The square root of 4721914 is about 2172.9965485477. The cubic root of 4721914 is about 167.7668013552.

The spelling of 4721914 in words is "four million, seven hundred twenty-one thousand, nine hundred fourteen".