2387537 has 2 divisors, whose sum is σ = 2387538. Its totient is φ = 2387536.

The previous prime is 2387533. The next prime is 2387543. The reversal of 2387537 is 7357832.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1957201 + 430336 = 1399^2 + 656^2 .

It is a cyclic number.

It is not a de Polignac number, because 2387537 - 2² = 2387533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2387497 and 2387506.

It is not a weakly prime, because it can be changed into another prime (2387533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1193768 + 1193769.

It is an arithmetic number, because the mean of its divisors is an integer number (1193769).

2^2387537 is an apocalyptic number.

It is an amenable number.

2387537 is a deficient number, since it is larger than the sum of its proper divisors (1).

2387537 is an equidigital number, since it uses as much as digits as its factorization.

2387537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35280, while the sum is 35.

The square root of 2387537 is about 1545.1656869087. The cubic root of 2387537 is about 133.6544337272.

The spelling of 2387537 in words is "two million, three hundred eighty-seven thousand, five hundred thirty-seven".