70573473 has 6 divisors (see below), whose sum is σ = 101939474. Its totient is φ = 47048976.

The previous prime is 70573471. The next prime is 70573483. The reversal of 70573473 is 37437507.

It can be written as a sum of positive squares in only one way, i.e., 50296464 + 20277009 = 7092^2 + 4503^2 .

It is not a de Polignac number, because 70573473 - 2¹ = 70573471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70573471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3920740 + ... + 3920757.

Almost surely, 2^70573473 is an apocalyptic number.

It is an amenable number.

70573473 is a deficient number, since it is larger than the sum of its proper divisors (31366001).

70573473 is a wasteful number, since it uses less digits than its factorization.

70573473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7841503 (or 7841500 counting only the distinct ones).

The product of its (nonzero) digits is 61740, while the sum is 36.

The square root of 70573473 is about 8400.8019260068. The cubic root of 70573473 is about 413.2509208886.

The spelling of 70573473 in words is "seventy million, five hundred seventy-three thousand, four hundred seventy-three".