70503016 has 8 divisors (see below), whose sum is σ = 132193170. Its totient is φ = 35251504.

The previous prime is 70502989. The next prime is 70503047. The reversal of 70503016 is 61030507.

It can be written as a sum of positive squares in only one way, i.e., 64480900 + 6022116 = 8030^2 + 2454^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4406431 + ... + 4406446.

Almost surely, 2^70503016 is an apocalyptic number.

It is an amenable number.

70503016 is a deficient number, since it is larger than the sum of its proper divisors (61690154).

70503016 is a wasteful number, since it uses less digits than its factorization.

70503016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8812883 (or 8812879 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 70503016 is about 8396.6074101389. The cubic root of 70503016 is about 413.1133521312.

The spelling of 70503016 in words is "seventy million, five hundred three thousand, sixteen".