4072257235 has 4 divisors (see below), whose sum is σ = 4886708688. Its totient is φ = 3257805784.

The previous prime is 4072257221. The next prime is 4072257239. The reversal of 4072257235 is 5327522704.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4072257235 - 2⁷ = 4072257107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4072257194 and 4072257203.

It is not an unprimeable number, because it can be changed into a prime (4072257239) 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, 407225719 + ... + 407225728.

It is an arithmetic number, because the mean of its divisors is an integer number (1221677172).

Almost surely, 2^4072257235 is an apocalyptic number.

4072257235 is a deficient number, since it is larger than the sum of its proper divisors (814451453).

4072257235 is an equidigital number, since it uses as much as digits as its factorization.

4072257235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814451452.

The product of its (nonzero) digits is 117600, while the sum is 37.

The square root of 4072257235 is about 63814.2400644245. The cubic root of 4072257235 is about 1596.9025014495.

Adding to 4072257235 its reverse (5327522704), we get a palindrome (9399779939).

The spelling of 4072257235 in words is "four billion, seventy-two million, two hundred fifty-seven thousand, two hundred thirty-five".