70540283 has 12 divisors (see below), whose sum is σ = 79527384. Its totient is φ = 62049600.

The previous prime is 70540247. The next prime is 70540291. The reversal of 70540283 is 38204507.

It is a happy number.

It is not a de Polignac number, because 70540283 - 2¹⁴ = 70523899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70530283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7235 + ... + 13907.

It is an arithmetic number, because the mean of its divisors is an integer number (6627282).

Almost surely, 2^70540283 is an apocalyptic number.

70540283 is a deficient number, since it is larger than the sum of its proper divisors (8987101).

70540283 is a wasteful number, since it uses less digits than its factorization.

70540283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6746 (or 6715 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 70540283 is about 8398.8262870475. The cubic root of 70540283 is about 413.1861281359.

The spelling of 70540283 in words is "seventy million, five hundred forty thousand, two hundred eighty-three".