88842644 has 24 divisors (see below), whose sum is σ = 173556768. Its totient is φ = 39443040.

The previous prime is 88842641. The next prime is 88842647. The reversal of 88842644 is 44624888.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (88842641) and next prime (88842647).

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 88842595 and 88842604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88842641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21587 + ... + 25370.

It is an arithmetic number, because the mean of its divisors is an integer number (7231532).

Almost surely, 2^88842644 is an apocalyptic number.

It is an amenable number.

88842644 is a deficient number, since it is larger than the sum of its proper divisors (84714124).

88842644 is a wasteful number, since it uses less digits than its factorization.

88842644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47015 (or 47013 counting only the distinct ones).

The product of its digits is 393216, while the sum is 44.

The square root of 88842644 is about 9425.6375911659. The cubic root of 88842644 is about 446.2112253316.

The spelling of 88842644 in words is "eighty-eight million, eight hundred forty-two thousand, six hundred forty-four".