89616547 has 2 divisors, whose sum is σ = 89616548. Its totient is φ = 89616546.

The previous prime is 89616493. The next prime is 89616551. The reversal of 89616547 is 74561698.

It is a strong prime.

89616547 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 89616547 - 2¹⁵ = 89583779 is a prime.

It is a super-2 number, since 2×89616547² = 16062250992406418, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 89616497 and 89616506.

It is not a weakly prime, because it can be changed into another prime (89616577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44808273 + 44808274.

It is an arithmetic number, because the mean of its divisors is an integer number (44808274).

Almost surely, 2^89616547 is an apocalyptic number.

89616547 is a deficient number, since it is larger than the sum of its proper divisors (1).

89616547 is an equidigital number, since it uses as much as digits as its factorization.

89616547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 46.

The square root of 89616547 is about 9466.6016605749. The cubic root of 89616547 is about 447.5031211875.

The spelling of 89616547 in words is "eighty-nine million, six hundred sixteen thousand, five hundred forty-seven".