672435147 has 16 divisors (see below), whose sum is σ = 916909568. Its totient is φ = 438216480.

The previous prime is 672435131. The next prime is 672435227. The reversal of 672435147 is 741534276.

It is not a de Polignac number, because 672435147 - 2⁴ = 672435131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672435347) 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 15 ways as a sum of consecutive naturals, for example, 18558 + ... + 41100.

It is an arithmetic number, because the mean of its divisors is an integer number (57306848).

Almost surely, 2^672435147 is an apocalyptic number.

672435147 is a deficient number, since it is larger than the sum of its proper divisors (244474421).

672435147 is a wasteful number, since it uses less digits than its factorization.

672435147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22770.

The product of its digits is 141120, while the sum is 39.

The square root of 672435147 is about 25931.3545153353. The cubic root of 672435147 is about 876.0928481578.

It can be divided in two parts, 67243 and 5147, that added together give a triangular number (72390 = T₃₈₀).

The spelling of 672435147 in words is "six hundred seventy-two million, four hundred thirty-five thousand, one hundred forty-seven".