70694463 has 16 divisors (see below), whose sum is σ = 107853056. Its totient is φ = 40348800.

The previous prime is 70694461. The next prime is 70694467. The reversal of 70694463 is 36449607.

It is a Cunningham number, because it is equal to 8408²-1.

It is not a de Polignac number, because 70694463 - 2¹ = 70694461 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 (70694461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23820 + ... + 26622.

It is an arithmetic number, because the mean of its divisors is an integer number (6740816).

Almost surely, 2^70694463 is an apocalyptic number.

70694463 is a deficient number, since it is larger than the sum of its proper divisors (37158593).

70694463 is a wasteful number, since it uses less digits than its factorization.

70694463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4014.

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 70694463 is about 8407.9999405328. Note that the first 4 decimals coincide. The cubic root of 70694463 is about 413.4869429205.

The spelling of 70694463 in words is "seventy million, six hundred ninety-four thousand, four hundred sixty-three".