70947022 has 4 divisors (see below), whose sum is σ = 106420536. Its totient is φ = 35473510.

The previous prime is 70947013. The next prime is 70947031. The reversal of 70947022 is 22074907.

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 (70947013) and next prime (70947031).

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17736754 + ... + 17736757.

It is an arithmetic number, because the mean of its divisors is an integer number (26605134).

Almost surely, 2^70947022 is an apocalyptic number.

70947022 is a deficient number, since it is larger than the sum of its proper divisors (35473514).

70947022 is a wasteful number, since it uses less digits than its factorization.

70947022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35473513.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 70947022 is about 8423.0055205966. The cubic root of 70947022 is about 413.9787576520.

The spelling of 70947022 in words is "seventy million, nine hundred forty-seven thousand, twenty-two".