70553460 has 96 divisors (see below), whose sum is σ = 209664000. Its totient is φ = 17677440.

The previous prime is 70553459. The next prime is 70553467. The reversal of 70553460 is 6435507.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70553467) 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 31 ways as a sum of consecutive naturals, for example, 226705 + ... + 227015.

It is an arithmetic number, because the mean of its divisors is an integer number (2184000).

Almost surely, 2^70553460 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 70553460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104832000).

70553460 is an abundant number, since it is smaller than the sum of its proper divisors (139110540).

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

70553460 is a wasteful number, since it uses less digits than its factorization.

70553460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 70553460 is about 8399.6107052649. The cubic root of 70553460 is about 413.2118544037.

Adding to 70553460 its reverse (6435507), we get a palindrome (76988967).

The spelling of 70553460 in words is "seventy million, five hundred fifty-three thousand, four hundred sixty".