4942915 has 4 divisors (see below), whose sum is σ = 5931504. Its totient is φ = 3954328.

The previous prime is 4942913. The next prime is 4942921. The reversal of 4942915 is 5192494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5192494 = 2 ⋅2596247.

It is a cyclic number.

It is not a de Polignac number, because 4942915 - 2¹ = 4942913 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4942913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 494287 + ... + 494296.

It is an arithmetic number, because the mean of its divisors is an integer number (1482876).

Almost surely, 2^4942915 is an apocalyptic number.

4942915 is a deficient number, since it is larger than the sum of its proper divisors (988589).

4942915 is an equidigital number, since it uses as much as digits as its factorization.

4942915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988588.

The product of its digits is 12960, while the sum is 34.

The square root of 4942915 is about 2223.2667406319. The cubic root of 4942915 is about 170.3443424176.

The spelling of 4942915 in words is "four million, nine hundred forty-two thousand, nine hundred fifteen".