43472455 has 16 divisors (see below), whose sum is σ = 57244320. Its totient is φ = 31494528.

The previous prime is 43472431. The next prime is 43472467. The reversal of 43472455 is 55427434.

It is not a de Polignac number, because 43472455 - 2⁷ = 43472327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43472455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2865 + ... + 9754.

It is an arithmetic number, because the mean of its divisors is an integer number (3577770).

Almost surely, 2^43472455 is an apocalyptic number.

43472455 is a deficient number, since it is larger than the sum of its proper divisors (13771865).

43472455 is a wasteful number, since it uses less digits than its factorization.

43472455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12690.

The product of its digits is 67200, while the sum is 34.

The square root of 43472455 is about 6593.3644674021. The cubic root of 43472455 is about 351.6182344099.

Adding to 43472455 its reverse (55427434), we get a palindrome (98899889).

The spelling of 43472455 in words is "forty-three million, four hundred seventy-two thousand, four hundred fifty-five".