424413691 has 4 divisors (see below), whose sum is σ = 457060912. Its totient is φ = 391766472.

The previous prime is 424413683. The next prime is 424413701. The reversal of 424413691 is 196314424.

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 424413691 - 2³ = 424413683 is a prime.

It is a super-2 number, since 2×424413691² = 360253962216486962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424413601) 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, 16323591 + ... + 16323616.

It is an arithmetic number, because the mean of its divisors is an integer number (114265228).

Almost surely, 2^424413691 is an apocalyptic number.

424413691 is a deficient number, since it is larger than the sum of its proper divisors (32647221).

424413691 is a wasteful number, since it uses less digits than its factorization.

424413691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32647220.

The product of its digits is 20736, while the sum is 34.

The square root of 424413691 is about 20601.3031383939. The cubic root of 424413691 is about 751.5014018658.

It can be divided in two parts, 424413 and 691, that added together give a square (425104 = 652²).

The spelling of 424413691 in words is "four hundred twenty-four million, four hundred thirteen thousand, six hundred ninety-one".