1424253820 has 24 divisors (see below), whose sum is σ = 3262836528. Its totient is φ = 517910400.

The previous prime is 1424253811. The next prime is 1424253827. The reversal of 1424253820 is 283524241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424253827) 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, 3236721 + ... + 3237160.

It is an arithmetic number, because the mean of its divisors is an integer number (135951522).

Almost surely, 2^1424253820 is an apocalyptic number.

1424253820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1424253820 is an abundant number, since it is smaller than the sum of its proper divisors (1838582708).

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

1424253820 is a wasteful number, since it uses less digits than its factorization.

1424253820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6473901 (or 6473899 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 1424253820 is about 37739.2874866498. The cubic root of 1424253820 is about 1125.1121060299.

The spelling of 1424253820 in words is "one billion, four hundred twenty-four million, two hundred fifty-three thousand, eight hundred twenty".