406437604 has 12 divisors (see below), whose sum is σ = 711821628. Its totient is φ = 203060000.

The previous prime is 406437599. The next prime is 406437613. The reversal of 406437604 is 406734604.

It can be written as a sum of positive squares in 2 ways, for example, as 132204004 + 274233600 = 11498^2 + 16560^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 406437604.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33847 + ... + 44254.

It is an arithmetic number, because the mean of its divisors is an integer number (59318469).

Almost surely, 2^406437604 is an apocalyptic number.

It is an amenable number.

406437604 is a deficient number, since it is larger than the sum of its proper divisors (305384024).

406437604 is a wasteful number, since it uses less digits than its factorization.

406437604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79406 (or 79404 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 406437604 is about 20160.2977160557. The cubic root of 406437604 is about 740.7380049137.

The spelling of 406437604 in words is "four hundred six million, four hundred thirty-seven thousand, six hundred four".