70455473 has 4 divisors (see below), whose sum is σ = 76860528. Its totient is φ = 64050420.

The previous prime is 70455433. The next prime is 70455481. The reversal of 70455473 is 37455407.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37455407 = 11 ⋅3405037.

It is a cyclic number.

It is not a de Polignac number, because 70455473 - 2¹² = 70451377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (70455433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3202511 + ... + 3202532.

It is an arithmetic number, because the mean of its divisors is an integer number (19215132).

Almost surely, 2^70455473 is an apocalyptic number.

It is an amenable number.

70455473 is a deficient number, since it is larger than the sum of its proper divisors (6405055).

70455473 is a wasteful number, since it uses less digits than its factorization.

70455473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6405054.

The product of its (nonzero) digits is 58800, while the sum is 35.

The square root of 70455473 is about 8393.7758488061. The cubic root of 70455473 is about 413.0204716385.

The spelling of 70455473 in words is "seventy million, four hundred fifty-five thousand, four hundred seventy-three".