70453426 has 4 divisors (see below), whose sum is σ = 105680142. Its totient is φ = 35226712.

The previous prime is 70453417. The next prime is 70453451. The reversal of 70453426 is 62435407.

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

It can be written as a sum of positive squares in only one way, i.e., 48316401 + 22137025 = 6951^2 + 4705^2 .

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 an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17613355 + ... + 17613358.

Almost surely, 2^70453426 is an apocalyptic number.

70453426 is a deficient number, since it is larger than the sum of its proper divisors (35226716).

70453426 is a wasteful number, since it uses less digits than its factorization.

70453426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35226715.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 70453426 is about 8393.6539123316. The cubic root of 70453426 is about 413.0164716602.

The spelling of 70453426 in words is "seventy million, four hundred fifty-three thousand, four hundred twenty-six".