424672137 has 12 divisors (see below), whose sum is σ = 628377204. Its totient is φ = 276209280.

The previous prime is 424672117. The next prime is 424672139. The reversal of 424672137 is 731276424.

It can be written as a sum of positive squares in 2 ways, for example, as 143137296 + 281534841 = 11964^2 + 16779^2 .

It is not a de Polignac number, because 424672137 - 2¹¹ = 424670089 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (424672139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 575068 + ... + 575805.

It is an arithmetic number, because the mean of its divisors is an integer number (52364767).

Almost surely, 2^424672137 is an apocalyptic number.

It is an amenable number.

424672137 is a deficient number, since it is larger than the sum of its proper divisors (203705067).

424672137 is a wasteful number, since it uses less digits than its factorization.

424672137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150920 (or 1150917 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 424672137 is about 20607.5747481357. The cubic root of 424672137 is about 751.6539127492.

The spelling of 424672137 in words is "four hundred twenty-four million, six hundred seventy-two thousand, one hundred thirty-seven".