82240370 has 16 divisors (see below), whose sum is σ = 148583808. Its totient is φ = 32773680.

The previous prime is 82240351. The next prime is 82240409. The reversal of 82240370 is 7304228.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12464 + ... + 17883.

It is an arithmetic number, because the mean of its divisors is an integer number (9286488).

Almost surely, 2^82240370 is an apocalyptic number.

82240370 is a deficient number, since it is larger than the sum of its proper divisors (66343438).

82240370 is a wasteful number, since it uses less digits than its factorization.

82240370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30625.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 82240370 is about 9068.6476389812. The cubic root of 82240370 is about 434.8722397516.

Adding to 82240370 its reverse (7304228), we get a palindrome (89544598).

The spelling of 82240370 in words is "eighty-two million, two hundred forty thousand, three hundred seventy".