1403673634 has 16 divisors (see below), whose sum is σ = 2297502720. Its totient is φ = 637871760.

The previous prime is 1403673613. The next prime is 1403673653. The reversal of 1403673634 is 4363763041.

It is a junction number, because it is equal to n+sod(n) for n = 1403673593 and 1403673602.

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, 145567 + ... + 154909.

It is an arithmetic number, because the mean of its divisors is an integer number (143593920).

Almost surely, 2^1403673634 is an apocalyptic number.

1403673634 is a deficient number, since it is larger than the sum of its proper divisors (893829086).

1403673634 is a wasteful number, since it uses less digits than its factorization.

1403673634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16185.

The product of its (nonzero) digits is 108864, while the sum is 37.

The square root of 1403673634 is about 37465.6327051873. The cubic root of 1403673634 is about 1119.6665764513. Note that the first 3 decimals are identical.

The spelling of 1403673634 in words is "one billion, four hundred three million, six hundred seventy-three thousand, six hundred thirty-four".