4921490 has 32 divisors (see below), whose sum is σ = 10209024. Its totient is φ = 1673280.

The previous prime is 4921487. The next prime is 4921493. The reversal of 4921490 is 941294.

It is an interprime number because it is at equal distance from previous prime (4921487) and next prime (4921493).

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4921493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11480 + ... + 11900.

It is an arithmetic number, because the mean of its divisors is an integer number (319032).

Almost surely, 2^4921490 is an apocalyptic number.

4921490 is an abundant number, since it is smaller than the sum of its proper divisors (5287534).

4921490 is a wasteful number, since it uses less digits than its factorization.

4921490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 4921490 is about 2218.4431477953. The cubic root of 4921490 is about 170.0978675231.

The spelling of 4921490 in words is "four million, nine hundred twenty-one thousand, four hundred ninety".