70720150 has 24 divisors (see below), whose sum is σ = 133132104. Its totient is φ = 27945600.

The previous prime is 70720141. The next prime is 70720157. The reversal of 70720150 is 5102707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70720157) 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 11 ways as a sum of consecutive naturals, for example, 4371 + ... + 12670.

It is an arithmetic number, because the mean of its divisors is an integer number (5547171).

Almost surely, 2^70720150 is an apocalyptic number.

70720150 is a deficient number, since it is larger than the sum of its proper divisors (62411954).

70720150 is a wasteful number, since it uses less digits than its factorization.

70720150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17136 (or 17131 counting only the distinct ones).

The product of its (nonzero) digits is 490, while the sum is 22.

The square root of 70720150 is about 8409.5273351122. The cubic root of 70720150 is about 413.5370173417.

Adding to 70720150 its reverse (5102707), we get a palindrome (75822857).

The spelling of 70720150 in words is "seventy million, seven hundred twenty thousand, one hundred fifty".