70428453 has 16 divisors (see below), whose sum is σ = 96391680. Its totient is φ = 45715824.

The previous prime is 70428439. The next prime is 70428469. The reversal of 70428453 is 35482407.

It is not a de Polignac number, because 70428453 - 2⁴ = 70428437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70428053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53400 + ... + 54702.

It is an arithmetic number, because the mean of its divisors is an integer number (6024480).

Almost surely, 2^70428453 is an apocalyptic number.

It is an amenable number.

70428453 is a deficient number, since it is larger than the sum of its proper divisors (25963227).

70428453 is a wasteful number, since it uses less digits than its factorization.

70428453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 70428453 is about 8392.1661685169. The cubic root of 70428453 is about 412.9676664668.

The spelling of 70428453 in words is "seventy million, four hundred twenty-eight thousand, four hundred fifty-three".