70481615 has 8 divisors (see below), whose sum is σ = 84697728. Its totient is φ = 56305440.

The previous prime is 70481557. The next prime is 70481627. The reversal of 70481615 is 51618407.

It is a happy number.

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

It is not a de Polignac number, because 70481615 - 2¹⁴ = 70465231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5951 + ... + 13280.

It is an arithmetic number, because the mean of its divisors is an integer number (10587216).

Almost surely, 2^70481615 is an apocalyptic number.

70481615 is a deficient number, since it is larger than the sum of its proper divisors (14216113).

70481615 is a wasteful number, since it uses less digits than its factorization.

70481615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19969.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 70481615 is about 8395.3329296699. The cubic root of 70481615 is about 413.0715480872.

The spelling of 70481615 in words is "seventy million, four hundred eighty-one thousand, six hundred fifteen".