70734463 has 4 divisors (see below), whose sum is σ = 70780840. Its totient is φ = 70688088.

The previous prime is 70734439. The next prime is 70734487. The reversal of 70734463 is 36443707.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36443707 = 23 ⋅1584509.

It is an interprime number because it is at equal distance from previous prime (70734439) and next prime (70734487).

It is a cyclic number.

It is not a de Polignac number, because 70734463 - 2⁵ = 70734431 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 (70734403) 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, 20820 + ... + 23977.

It is an arithmetic number, because the mean of its divisors is an integer number (17695210).

Almost surely, 2^70734463 is an apocalyptic number.

70734463 is a deficient number, since it is larger than the sum of its proper divisors (46377).

70734463 is a wasteful number, since it uses less digits than its factorization.

70734463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46376.

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 70734463 is about 8410.3782911353. The cubic root of 70734463 is about 413.5649139457.

The spelling of 70734463 in words is "seventy million, seven hundred thirty-four thousand, four hundred sixty-three".