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4990994 = 221111827
BaseRepresentation
bin10011000010100000010010
3100101120100122
4103002200102
52234202434
6254550242
760265001
oct23024022
910346318
104990994
1128a9898
121808382
131059968
1493cc38
15688c2e
hex4c2812

4990994 has 8 divisors (see below), whose sum is σ = 7522608. Its totient is φ = 2483460.

The previous prime is 4990981. The next prime is 4991009.

It is a happy number.

4990994 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×49909942 = 49820042216072, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5492 + ... + 6335.

It is an arithmetic number, because the mean of its divisors is an integer number (940326).

Almost surely, 24990994 is an apocalyptic number.

4990994 is a deficient number, since it is larger than the sum of its proper divisors (2531614).

4990994 is a wasteful number, since it uses less digits than its factorization.

4990994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12040.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 4990994 is about 2234.0532670462. The cubic root of 4990994 is about 170.8948660088.

The spelling of 4990994 in words is "four million, nine hundred ninety thousand, nine hundred ninety-four".

Divisors: 1 2 211 422 11827 23654 2495497 4990994