405477696 has 56 divisors (see below), whose sum is σ = 1155358624. Its totient is φ = 124761600.

The previous prime is 405477673. The next prime is 405477701. The reversal of 405477696 is 696774504.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78730 + ... + 83721.

It is an arithmetic number, because the mean of its divisors is an integer number (20631404).

Almost surely, 2^405477696 is an apocalyptic number.

It is an amenable number.

405477696 is an abundant number, since it is smaller than the sum of its proper divisors (749880928).

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

405477696 is a wasteful number, since it uses less digits than its factorization.

405477696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162479 (or 162469 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 48.

The square root of 405477696 is about 20136.4767524013. The cubic root of 405477696 is about 740.1543968074.

The spelling of 405477696 in words is "four hundred five million, four hundred seventy-seven thousand, six hundred ninety-six".