70433357 has 4 divisors (see below), whose sum is σ = 71117280. Its totient is φ = 69749436.

The previous prime is 70433347. The next prime is 70433359. The reversal of 70433357 is 75333407.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75333407 = 1993 ⋅37799.

It is a cyclic number.

It is not a de Polignac number, because 70433357 - 2¹⁰ = 70432333 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 (70433359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341807 + ... + 342012.

It is an arithmetic number, because the mean of its divisors is an integer number (17779320).

Almost surely, 2^70433357 is an apocalyptic number.

It is an amenable number.

70433357 is a deficient number, since it is larger than the sum of its proper divisors (683923).

70433357 is a wasteful number, since it uses less digits than its factorization.

70433357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683922.

The product of its (nonzero) digits is 26460, while the sum is 32.

The square root of 70433357 is about 8392.4583406771. The cubic root of 70433357 is about 412.9772513544.

The spelling of 70433357 in words is "seventy million, four hundred thirty-three thousand, three hundred fifty-seven".