4170990436 has 12 divisors (see below), whose sum is σ = 7301722428. Its totient is φ = 2084784032.

The previous prime is 4170990431. The next prime is 4170990437. The reversal of 4170990436 is 6340990714.

It can be written as a sum of positive squares in 2 ways, for example, as 665640000 + 3505350436 = 25800^2 + 59206^2 .

It is a super-2 number, since 2×4170990436² = 34794322434406940192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4170990392 and 4170990401.

It is not an unprimeable number, because it can be changed into a prime (4170990431) 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, 164491 + ... + 188146.

It is an arithmetic number, because the mean of its divisors is an integer number (608476869).

Almost surely, 2^4170990436 is an apocalyptic number.

It is an amenable number.

4170990436 is a deficient number, since it is larger than the sum of its proper divisors (3130731992).

4170990436 is a wasteful number, since it uses less digits than its factorization.

4170990436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355598 (or 355596 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 4170990436 is about 64583.2055258950. The cubic root of 4170990436 is about 1609.7053890414.

The spelling of 4170990436 in words is "four billion, one hundred seventy million, nine hundred ninety thousand, four hundred thirty-six".