423415577 has 16 divisors (see below), whose sum is σ = 472496640. Its totient is φ = 376790400.

The previous prime is 423415571. The next prime is 423415591. The reversal of 423415577 is 775514324.

423415577 is nontrivially palindromic in base 4.

It is a cyclic number.

It is not a de Polignac number, because 423415577 - 2²² = 419221273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423415577.

It is not an unprimeable number, because it can be changed into a prime (423415571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111374 + ... + 115112.

It is an arithmetic number, because the mean of its divisors is an integer number (29531040).

Almost surely, 2^423415577 is an apocalyptic number.

It is an amenable number.

423415577 is a deficient number, since it is larger than the sum of its proper divisors (49081063).

423415577 is a wasteful number, since it uses less digits than its factorization.

423415577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4064.

The product of its digits is 117600, while the sum is 38.

The square root of 423415577 is about 20577.0643435841. The cubic root of 423415577 is about 750.9118255016.

The spelling of 423415577 in words is "four hundred twenty-three million, four hundred fifteen thousand, five hundred seventy-seven".