4920947 has 4 divisors (see below), whose sum is σ = 5025696. Its totient is φ = 4816200.

The previous prime is 4920911. The next prime is 4920961. The reversal of 4920947 is 7490294.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4920947 - 2¹⁴ = 4904563 is a prime.

It is a d-powerful number, because it can be written as 4⁸ + 9⁴ + 2 + 0 + 9⁷ + 4⁸ + 7³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4920967) 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, 52304 + ... + 52397.

It is an arithmetic number, because the mean of its divisors is an integer number (1256424).

Almost surely, 2^4920947 is an apocalyptic number.

4920947 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

4920947 is a deficient number, since it is larger than the sum of its proper divisors (104749).

4920947 is a wasteful number, since it uses less digits than its factorization.

4920947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104748.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 4920947 is about 2218.3207612967. The cubic root of 4920947 is about 170.0916115221.

The spelling of 4920947 in words is "four million, nine hundred twenty thousand, nine hundred forty-seven".