70677516 has 96 divisors (see below), whose sum is σ = 206599680. Its totient is φ = 18307584.

The previous prime is 70677491. The next prime is 70677527. The reversal of 70677516 is 61577607.

It is a super-2 number, since 2×70677516² = 9990622535860512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63880 + ... + 64976.

It is an arithmetic number, because the mean of its divisors is an integer number (2152080).

Almost surely, 2^70677516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70677516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103299840).

70677516 is an abundant number, since it is smaller than the sum of its proper divisors (135922164).

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

70677516 is a wasteful number, since it uses less digits than its factorization.

70677516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183 (or 1181 counting only the distinct ones).

The product of its (nonzero) digits is 61740, while the sum is 39.

The square root of 70677516 is about 8406.9920899213. The cubic root of 70677516 is about 413.4538996762.

Subtracting from 70677516 its reverse (61577607), we obtain a palindrome (9099909).

The spelling of 70677516 in words is "seventy million, six hundred seventy-seven thousand, five hundred sixteen".