673540570 has 16 divisors (see below), whose sum is σ = 1227720960. Its totient is φ = 266005584.

The previous prime is 673540547. The next prime is 673540583. The reversal of 673540570 is 75045376.

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, 425502 + ... + 427081.

It is an arithmetic number, because the mean of its divisors is an integer number (76732560).

Almost surely, 2^673540570 is an apocalyptic number.

673540570 is a deficient number, since it is larger than the sum of its proper divisors (554180390).

673540570 is a wasteful number, since it uses less digits than its factorization.

673540570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852669.

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 673540570 is about 25952.6601719361. The cubic root of 673540570 is about 876.5726579900.

The spelling of 673540570 in words is "six hundred seventy-three million, five hundred forty thousand, five hundred seventy".