70523042 has 8 divisors (see below), whose sum is σ = 106239276. Its totient is φ = 35109952.

The previous prime is 70523039. The next prime is 70523051. The reversal of 70523042 is 24032507.

It can be written as a sum of positive squares in 2 ways, for example, as 67059721 + 3463321 = 8189^2 + 1861^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 70522999 and 70523017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75203 + ... + 76134.

Almost surely, 2^70523042 is an apocalyptic number.

70523042 is a deficient number, since it is larger than the sum of its proper divisors (35716234).

70523042 is a wasteful number, since it uses less digits than its factorization.

70523042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151572.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 70523042 is about 8397.7998309081. The cubic root of 70523042 is about 413.1524626321.

Adding to 70523042 its reverse (24032507), we get a palindrome (94555549).

The spelling of 70523042 in words is "seventy million, five hundred twenty-three thousand, forty-two".