172470046 has 16 divisors (see below), whose sum is σ = 298378080. Its totient is φ = 73236960.

The previous prime is 172470041. The next prime is 172470059. The reversal of 172470046 is 640074271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172470041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54985 + ... + 58036.

It is an arithmetic number, because the mean of its divisors is an integer number (18648630).

Almost surely, 2^172470046 is an apocalyptic number.

172470046 is a deficient number, since it is larger than the sum of its proper divisors (125908034).

172470046 is a wasteful number, since it uses less digits than its factorization.

172470046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113139.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 172470046 is about 13132.7851577645. The cubic root of 172470046 is about 556.6359177600.

The spelling of 172470046 in words is "one hundred seventy-two million, four hundred seventy thousand, forty-six".