905487346 has 8 divisors (see below), whose sum is σ = 1359818460. Its totient is φ = 452214528.

The previous prime is 905487311. The next prime is 905487409. The reversal of 905487346 is 643784509.

It can be written as a sum of positive squares in 2 ways, for example, as 897302025 + 8185321 = 29955^2 + 2861^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×905487346² = 1639814667532247432, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 905487296 and 905487305.

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, 262431 + ... + 265858.

Almost surely, 2^905487346 is an apocalyptic number.

905487346 is a deficient number, since it is larger than the sum of its proper divisors (454331114).

905487346 is a wasteful number, since it uses less digits than its factorization.

905487346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529148.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 905487346 is about 30091.3167874056. The cubic root of 905487346 is about 967.4476228637.

The spelling of 905487346 in words is "nine hundred five million, four hundred eighty-seven thousand, three hundred forty-six".