472069816 has 16 divisors (see below), whose sum is σ = 885954240. Its totient is φ = 235815360.

The previous prime is 472069811. The next prime is 472069837. The reversal of 472069816 is 618960274.

It is a super-2 number, since 2×472069816² = 445699822356547712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472069811) 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, 18120 + ... + 35671.

It is an arithmetic number, because the mean of its divisors is an integer number (55372140).

Almost surely, 2^472069816 is an apocalyptic number.

It is an amenable number.

472069816 is a deficient number, since it is larger than the sum of its proper divisors (413884424).

472069816 is a wasteful number, since it uses less digits than its factorization.

472069816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54894 (or 54890 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 472069816 is about 21727.1676939264. The cubic root of 472069816 is about 778.6376701857.

The spelling of 472069816 in words is "four hundred seventy-two million, sixty-nine thousand, eight hundred sixteen".