70502112 has 72 divisors (see below), whose sum is σ = 205188984. Its totient is φ = 22950144.

The previous prime is 70502101. The next prime is 70502129. The reversal of 70502112 is 21120507.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9538 + ... + 15230.

It is an arithmetic number, because the mean of its divisors is an integer number (2849847).

Almost surely, 2^70502112 is an apocalyptic number.

70502112 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70502112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102594492).

70502112 is an abundant number, since it is smaller than the sum of its proper divisors (134686872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70502112 is a wasteful number, since it uses less digits than its factorization.

70502112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5752 (or 5741 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 70502112 is about 8396.5535787012. The cubic root of 70502112 is about 413.1115864570. Note that the first 3 decimals are identical.

Adding to 70502112 its reverse (21120507), we get a palindrome (91622619).

The spelling of 70502112 in words is "seventy million, five hundred two thousand, one hundred twelve".