872412093 has 32 divisors (see below), whose sum is σ = 1490208000. Its totient is φ = 494097408.

The previous prime is 872412091. The next prime is 872412109. The reversal of 872412093 is 390214278.

It is not a de Polignac number, because 872412093 - 2¹ = 872412091 is a prime.

It is a super-2 number, since 2×872412093² = 1522205720025281298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872412091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 933 + ... + 41781.

It is an arithmetic number, because the mean of its divisors is an integer number (46569000).

Almost surely, 2^872412093 is an apocalyptic number.

It is an amenable number.

872412093 is a deficient number, since it is larger than the sum of its proper divisors (617795907).

872412093 is a wasteful number, since it uses less digits than its factorization.

872412093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40978 (or 40972 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 872412093 is about 29536.6229112267. The cubic root of 872412093 is about 955.5217101352.

The spelling of 872412093 in words is "eight hundred seventy-two million, four hundred twelve thousand, ninety-three".