70053000 has 128 divisors (see below), whose sum is σ = 230256000. Its totient is φ = 17683200.

The previous prime is 70052959. The next prime is 70053031. The reversal of 70053000 is 35007.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56386 + ... + 57614.

It is an arithmetic number, because the mean of its divisors is an integer number (1798875).

Almost surely, 2^70053000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70053000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115128000).

70053000 is an abundant number, since it is smaller than the sum of its proper divisors (160203000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70053000 is a wasteful number, since it uses less digits than its factorization.

70053000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272 (or 1258 counting only the distinct ones).

The product of its (nonzero) digits is 105, while the sum is 15.

The square root of 70053000 is about 8369.7670218471. The cubic root of 70053000 is about 412.2325171318.

Adding to 70053000 its reverse (35007), we get a palindrome (70088007).

The spelling of 70053000 in words is "seventy million, fifty-three thousand".