424069631 has 4 divisors (see below), whose sum is σ = 424297200. Its totient is φ = 423842064.

The previous prime is 424069619. The next prime is 424069651. The reversal of 424069631 is 136960424.

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 424069631 - 2¹⁸ = 423807487 is a prime.

It is a super-2 number, since 2×424069631² = 359670103872952322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424069591 and 424069600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424069651) 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, 110966 + ... + 114723.

It is an arithmetic number, because the mean of its divisors is an integer number (106074300).

Almost surely, 2^424069631 is an apocalyptic number.

424069631 is a deficient number, since it is larger than the sum of its proper divisors (227569).

424069631 is a wasteful number, since it uses less digits than its factorization.

424069631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227568.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 424069631 is about 20592.9510027096. The cubic root of 424069631 is about 751.2982734255.

The spelling of 424069631 in words is "four hundred twenty-four million, sixty-nine thousand, six hundred thirty-one".