4921340 has 24 divisors (see below), whose sum is σ = 10439520. Its totient is φ = 1948608.

The previous prime is 4921339. The next prime is 4921349. The reversal of 4921340 is 431294.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4921349) 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, 866 + ... + 3254.

It is an arithmetic number, because the mean of its divisors is an integer number (434980).

Almost surely, 2^4921340 is an apocalyptic number.

It is an amenable number.

4921340 is an abundant number, since it is smaller than the sum of its proper divisors (5518180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4921340 is a wasteful number, since it uses less digits than its factorization.

4921340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2501 (or 2499 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 4921340 is about 2218.4093400452. The cubic root of 4921340 is about 170.0961393921.

The spelling of 4921340 in words is "four million, nine hundred twenty-one thousand, three hundred forty".