424156020 has 24 divisors (see below), whose sum is σ = 1187637024. Its totient is φ = 113108256.

The previous prime is 424155983. The next prime is 424156021. The reversal of 424156020 is 20651424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424156021) 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 7 ways as a sum of consecutive naturals, for example, 3534574 + ... + 3534693.

It is an arithmetic number, because the mean of its divisors is an integer number (49484876).

Almost surely, 2^424156020 is an apocalyptic number.

It is an amenable number.

424156020 is an abundant number, since it is smaller than the sum of its proper divisors (763481004).

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

424156020 is a wasteful number, since it uses less digits than its factorization.

424156020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7069279 (or 7069277 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 424156020 is about 20595.0484340290. The cubic root of 424156020 is about 751.3492866672.

The spelling of 424156020 in words is "four hundred twenty-four million, one hundred fifty-six thousand, twenty".