70752082 has 4 divisors (see below), whose sum is σ = 106128126. Its totient is φ = 35376040.

The previous prime is 70752049. The next prime is 70752109. The reversal of 70752082 is 28025707.

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

It can be written as a sum of positive squares in only one way, i.e., 62394201 + 8357881 = 7899^2 + 2891^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17688019 + ... + 17688022.

Almost surely, 2^70752082 is an apocalyptic number.

70752082 is a deficient number, since it is larger than the sum of its proper divisors (35376044).

70752082 is a wasteful number, since it uses less digits than its factorization.

70752082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35376043.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 70752082 is about 8411.4256817736. The cubic root of 70752082 is about 413.5992489077.

Adding to 70752082 its reverse (28025707), we get a palindrome (98777789).

The spelling of 70752082 in words is "seventy million, seven hundred fifty-two thousand, eighty-two".