406376446 has 16 divisors (see below), whose sum is σ = 733311360. Its totient is φ = 164994840.

The previous prime is 406376419. The next prime is 406376459. The reversal of 406376446 is 644673604.

It is a junction number, because it is equal to n+sod(n) for n = 406376399 and 406376408.

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, 763600 + ... + 764131.

It is an arithmetic number, because the mean of its divisors is an integer number (45831960).

Almost surely, 2^406376446 is an apocalyptic number.

406376446 is a deficient number, since it is larger than the sum of its proper divisors (326934914).

406376446 is a wasteful number, since it uses less digits than its factorization.

406376446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527759.

The product of its (nonzero) digits is 290304, while the sum is 40.

The square root of 406376446 is about 20158.7808659155. The cubic root of 406376446 is about 740.7008492906.

The spelling of 406376446 in words is "four hundred six million, three hundred seventy-six thousand, four hundred forty-six".