70132770 has 32 divisors (see below), whose sum is σ = 187021440. Its totient is φ = 18702000.

The previous prime is 70132739. The next prime is 70132771. The reversal of 70132770 is 7723107.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (70132771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129606 + ... + 130145.

It is an arithmetic number, because the mean of its divisors is an integer number (5844420).

Almost surely, 2^70132770 is an apocalyptic number.

70132770 is an abundant number, since it is smaller than the sum of its proper divisors (116888670).

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

70132770 is a wasteful number, since it uses less digits than its factorization.

70132770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259767 (or 259761 counting only the distinct ones).

The product of its (nonzero) digits is 2058, while the sum is 27.

The square root of 70132770 is about 8374.5310316459. The cubic root of 70132770 is about 412.3889287729.

Adding to 70132770 its reverse (7723107), we get a palindrome (77855877).

The spelling of 70132770 in words is "seventy million, one hundred thirty-two thousand, seven hundred seventy".