89438707 has 2 divisors, whose sum is σ = 89438708. Its totient is φ = 89438706.

The previous prime is 89438693. The next prime is 89438737. The reversal of 89438707 is 70783498.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89438707 is a prime.

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

It is not a weakly prime, because it can be changed into another prime (89438737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44719353 + 44719354.

It is an arithmetic number, because the mean of its divisors is an integer number (44719354).

Almost surely, 2^89438707 is an apocalyptic number.

89438707 is a deficient number, since it is larger than the sum of its proper divisors (1).

89438707 is an equidigital number, since it uses as much as digits as its factorization.

89438707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 89438707 is about 9457.2039736912. The cubic root of 89438707 is about 447.2069085667.

It can be divided in two parts, 894 and 38707, that added together give a square (39601 = 199²).

The spelling of 89438707 in words is "eighty-nine million, four hundred thirty-eight thousand, seven hundred seven".