70423633 has 24 divisors (see below), whose sum is σ = 87597600. Its totient is φ = 56282688.

The previous prime is 70423627. The next prime is 70423643. The reversal of 70423633 is 33632407.

It is not a de Polignac number, because 70423633 - 2¹³ = 70415441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70423643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61813 + ... + 62941.

It is an arithmetic number, because the mean of its divisors is an integer number (3649900).

Almost surely, 2^70423633 is an apocalyptic number.

It is an amenable number.

70423633 is a deficient number, since it is larger than the sum of its proper divisors (17173967).

70423633 is a wasteful number, since it uses less digits than its factorization.

70423633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229 (or 1222 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 28.

The square root of 70423633 is about 8391.8789910246. The cubic root of 70423633 is about 412.9582453239.

The spelling of 70423633 in words is "seventy million, four hundred twenty-three thousand, six hundred thirty-three".