70542284 has 24 divisors (see below), whose sum is σ = 125254080. Its totient is φ = 34759424.

The previous prime is 70542257. The next prime is 70542287. The reversal of 70542284 is 48224507.

It is a self number, because there is not a number n which added to its sum of digits gives 70542284.

It is not an unprimeable number, because it can be changed into a prime (70542287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107702 + ... + 108354.

It is an arithmetic number, because the mean of its divisors is an integer number (5218920).

Almost surely, 2^70542284 is an apocalyptic number.

It is an amenable number.

70542284 is a deficient number, since it is larger than the sum of its proper divisors (54711796).

70542284 is a wasteful number, since it uses less digits than its factorization.

70542284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009 (or 1007 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 70542284 is about 8398.9454099905. The cubic root of 70542284 is about 413.1900350176.

The spelling of 70542284 in words is "seventy million, five hundred forty-two thousand, two hundred eighty-four".