70498072 has 16 divisors (see below), whose sum is σ = 136742400. Its totient is φ = 34033440.

The previous prime is 70498063. The next prime is 70498079. The reversal of 70498072 is 27089407.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70498079) 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, 151704 + ... + 152167.

It is an arithmetic number, because the mean of its divisors is an integer number (8546400).

Almost surely, 2^70498072 is an apocalyptic number.

It is an amenable number.

70498072 is a deficient number, since it is larger than the sum of its proper divisors (66244328).

70498072 is a wasteful number, since it uses less digits than its factorization.

70498072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303906 (or 303902 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 70498072 is about 8396.3130003591. The cubic root of 70498072 is about 413.1036954277.

The spelling of 70498072 in words is "seventy million, four hundred ninety-eight thousand, seventy-two".