422419731 has 8 divisors (see below), whose sum is σ = 563473344. Its totient is φ = 281489640.

The previous prime is 422419729. The next prime is 422419747. The reversal of 422419731 is 137914224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422419731 - 2¹ = 422419729 is a prime.

It is a super-2 number, since 2×422419731² = 356876858276224722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 422419692 and 422419701.

It is not an unprimeable number, because it can be changed into a prime (422419031) 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, 22581 + ... + 36806.

It is an arithmetic number, because the mean of its divisors is an integer number (70434168).

Almost surely, 2^422419731 is an apocalyptic number.

422419731 is a deficient number, since it is larger than the sum of its proper divisors (141053613).

422419731 is a wasteful number, since it uses less digits than its factorization.

422419731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61761.

The product of its digits is 12096, while the sum is 33.

The square root of 422419731 is about 20552.8521378421. The cubic root of 422419731 is about 750.3226647190.

The spelling of 422419731 in words is "four hundred twenty-two million, four hundred nineteen thousand, seven hundred thirty-one".