8476404390 has 24 divisors (see below), whose sum is σ = 22038651648. Its totient is φ = 2260374480.

The previous prime is 8476404379. The next prime is 8476404413. The reversal of 8476404390 is 934046748.

It is a super-2 number, since 2×8476404390² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47091046 + ... + 47091225.

It is an arithmetic number, because the mean of its divisors is an integer number (918277152).

Almost surely, 2^8476404390 is an apocalyptic number.

8476404390 is an abundant number, since it is smaller than the sum of its proper divisors (13562247258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8476404390 is a wasteful number, since it uses less digits than its factorization.

8476404390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94182284 (or 94182281 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 8476404390 is about 92067.3904811036. The cubic root of 8476404390 is about 2038.9373863270.

The spelling of 8476404390 in words is "eight billion, four hundred seventy-six million, four hundred four thousand, three hundred ninety".