406373847 has 16 divisors (see below), whose sum is σ = 592992768. Its totient is φ = 245494080.

The previous prime is 406373783. The next prime is 406373861. The reversal of 406373847 is 748373604.

It is not a de Polignac number, because 406373847 - 2⁶ = 406373783 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 406373799 and 406373808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406323847) 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, 9343 + ... + 30000.

It is an arithmetic number, because the mean of its divisors is an integer number (37062048).

Almost surely, 2^406373847 is an apocalyptic number.

406373847 is a deficient number, since it is larger than the sum of its proper divisors (186618921).

406373847 is a wasteful number, since it uses less digits than its factorization.

406373847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39670.

The product of its (nonzero) digits is 338688, while the sum is 42.

The square root of 406373847 is about 20158.7164025887. The cubic root of 406373847 is about 740.6992702246.

The spelling of 406373847 in words is "four hundred six million, three hundred seventy-three thousand, eight hundred forty-seven".