4091223772 has 6 divisors (see below), whose sum is σ = 7159641608. Its totient is φ = 2045611884.

The previous prime is 4091223751. The next prime is 4091223809. The reversal of 4091223772 is 2773221904.

It is a super-2 number, since 2×4091223772² = 33476223905155815968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511402968 + ... + 511402975.

Almost surely, 2^4091223772 is an apocalyptic number.

It is an amenable number.

4091223772 is a deficient number, since it is larger than the sum of its proper divisors (3068417836).

4091223772 is a wasteful number, since it uses less digits than its factorization.

4091223772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022805947 (or 1022805945 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 4091223772 is about 63962.6748346252. The cubic root of 4091223772 is about 1599.3778534274.

The spelling of 4091223772 in words is "four billion, ninety-one million, two hundred twenty-three thousand, seven hundred seventy-two".