70346487 has 4 divisors (see below), whose sum is σ = 93795320. Its totient is φ = 46897656.

The previous prime is 70346483. The next prime is 70346491. The reversal of 70346487 is 78464307.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (70346483) and next prime (70346491).

It is not a de Polignac number, because 70346487 - 2² = 70346483 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70346483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11724412 + ... + 11724417.

It is an arithmetic number, because the mean of its divisors is an integer number (23448830).

Almost surely, 2^70346487 is an apocalyptic number.

70346487 is a deficient number, since it is larger than the sum of its proper divisors (23448833).

70346487 is a wasteful number, since it uses less digits than its factorization.

70346487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23448832.

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 70346487 is about 8387.2812639138. The cubic root of 70346487 is about 412.8073976819.

The spelling of 70346487 in words is "seventy million, three hundred forty-six thousand, four hundred eighty-seven".