890340471 has 16 divisors (see below), whose sum is σ = 1321482720. Its totient is φ = 592453440.

The previous prime is 890340469. The next prime is 890340487. The reversal of 890340471 is 174043098.

It is a happy number.

It is not a de Polignac number, because 890340471 - 2¹ = 890340469 is a prime.

It is a super-3 number, since 3×890340471³ (a number of 28 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890340431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15870 + ... + 45083.

It is an arithmetic number, because the mean of its divisors is an integer number (82592670).

Almost surely, 2^890340471 is an apocalyptic number.

890340471 is a deficient number, since it is larger than the sum of its proper divisors (431142249).

890340471 is a wasteful number, since it uses less digits than its factorization.

890340471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61503 (or 61497 counting only the distinct ones).

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

The square root of 890340471 is about 29838.5735416424. The cubic root of 890340471 is about 962.0228148139.

The spelling of 890340471 in words is "eight hundred ninety million, three hundred forty thousand, four hundred seventy-one".