245722722 has 16 divisors (see below), whose sum is σ = 561652032. Its totient is φ = 70206480.

The previous prime is 245722703. The next prime is 245722723. The reversal of 245722722 is 227227542.

It is a super-2 number, since 2×245722722² = 120759312214178568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (245722723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2925229 + ... + 2925312.

It is an arithmetic number, because the mean of its divisors is an integer number (35103252).

Almost surely, 2^245722722 is an apocalyptic number.

245722722 is an abundant number, since it is smaller than the sum of its proper divisors (315929310).

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

245722722 is a wasteful number, since it uses less digits than its factorization.

245722722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5850553.

The product of its digits is 31360, while the sum is 33.

The square root of 245722722 is about 15675.5453493650. The cubic root of 245722722 is about 626.3471503180.

The spelling of 245722722 in words is "two hundred forty-five million, seven hundred twenty-two thousand, seven hundred twenty-two".