4661940 has 24 divisors (see below), whose sum is σ = 13053600. Its totient is φ = 1243168.

The previous prime is 4661911. The next prime is 4661941. The reversal of 4661940 is 491664.

4661940 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 4661898 and 4661907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4661941) 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, 38790 + ... + 38909.

It is an arithmetic number, because the mean of its divisors is an integer number (543900).

Almost surely, 2^4661940 is an apocalyptic number.

It is an amenable number.

4661940 is an abundant number, since it is smaller than the sum of its proper divisors (8391660).

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

4661940 is a wasteful number, since it uses less digits than its factorization.

4661940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77711 (or 77709 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 4661940 is about 2159.1526115585. The cubic root of 4661940 is about 167.0534926107.

The spelling of 4661940 in words is "four million, six hundred sixty-one thousand, nine hundred forty".