90524087 has 2 divisors, whose sum is σ = 90524088. Its totient is φ = 90524086.

The previous prime is 90524041. The next prime is 90524101. The reversal of 90524087 is 78042509.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90524087 - 2⁸ = 90523831 is a prime.

It is a super-2 number, since 2×90524087² = 16389220654367138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90524887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45262043 + 45262044.

It is an arithmetic number, because the mean of its divisors is an integer number (45262044).

Almost surely, 2^90524087 is an apocalyptic number.

90524087 is a deficient number, since it is larger than the sum of its proper divisors (1).

90524087 is an equidigital number, since it uses as much as digits as its factorization.

90524087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 90524087 is about 9514.4146956079. The cubic root of 90524087 is about 449.0086605043.

The spelling of 90524087 in words is "ninety million, five hundred twenty-four thousand, eighty-seven".