87349037 has 2 divisors, whose sum is σ = 87349038. Its totient is φ = 87349036.

The previous prime is 87349021. The next prime is 87349051. The reversal of 87349037 is 73094378.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72403081 + 14945956 = 8509^2 + 3866^2 .

It is a cyclic number.

It is not a de Polignac number, because 87349037 - 2⁴ = 87349021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 87348985 and 87349003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87349057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43674518 + 43674519.

It is an arithmetic number, because the mean of its divisors is an integer number (43674519).

Almost surely, 2^87349037 is an apocalyptic number.

It is an amenable number.

87349037 is a deficient number, since it is larger than the sum of its proper divisors (1).

87349037 is an equidigital number, since it uses as much as digits as its factorization.

87349037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 87349037 is about 9346.0706716780. The cubic root of 87349037 is about 443.6965383719.

It can be divided in two parts, 8734 and 9037, that added together give a palindrome (17771).

The spelling of 87349037 in words is "eighty-seven million, three hundred forty-nine thousand, thirty-seven".