88449811 has 4 divisors (see below), whose sum is σ = 88489312. Its totient is φ = 88410312.

The previous prime is 88449749. The next prime is 88449821. The reversal of 88449811 is 11894488.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 88449811 - 2⁹ = 88449299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88449821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16176 + ... + 20941.

It is an arithmetic number, because the mean of its divisors is an integer number (22122328).

Almost surely, 2^88449811 is an apocalyptic number.

88449811 is a deficient number, since it is larger than the sum of its proper divisors (39501).

88449811 is a wasteful number, since it uses less digits than its factorization.

88449811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39500.

The product of its digits is 73728, while the sum is 43.

The square root of 88449811 is about 9404.7759675603. The cubic root of 88449811 is about 445.5525871071.

The spelling of 88449811 in words is "eighty-eight million, four hundred forty-nine thousand, eight hundred eleven".