4257429940 has 24 divisors (see below), whose sum is σ = 9411161760. Its totient is φ = 1613341728.

The previous prime is 4257429937. The next prime is 4257429989. The reversal of 4257429940 is 499247524.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5601502 + ... + 5602261.

It is an arithmetic number, because the mean of its divisors is an integer number (392131740).

Almost surely, 2^4257429940 is an apocalyptic number.

It is an amenable number.

4257429940 is an abundant number, since it is smaller than the sum of its proper divisors (5153731820).

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

4257429940 is a wasteful number, since it uses less digits than its factorization.

4257429940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11203791 (or 11203789 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 4257429940 is about 65248.9842066526. The cubic root of 4257429940 is about 1620.7492774341.

The spelling of 4257429940 in words is "four billion, two hundred fifty-seven million, four hundred twenty-nine thousand, nine hundred forty".