1523422120 has 32 divisors (see below), whose sum is σ = 3739309920. Its totient is φ = 553971520.

The previous prime is 1523422099. The next prime is 1523422123. The reversal of 1523422120 is 212243251.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1523422091 and 1523422100.

It is not an unprimeable number, because it can be changed into a prime (1523422123) 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, 1730722 + ... + 1731601.

It is an arithmetic number, because the mean of its divisors is an integer number (116853435).

Almost surely, 2^1523422120 is an apocalyptic number.

1523422120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1523422120 is an abundant number, since it is smaller than the sum of its proper divisors (2215887800).

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

1523422120 is a wasteful number, since it uses less digits than its factorization.

1523422120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3462345 (or 3462341 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1523422120 is about 39031.0404678123. The cubic root of 1523422120 is about 1150.6416381531.

Adding to 1523422120 its reverse (212243251), we get a palindrome (1735665371).

The spelling of 1523422120 in words is "one billion, five hundred twenty-three million, four hundred twenty-two thousand, one hundred twenty".