65057742 has 40 divisors (see below), whose sum is σ = 154359216. Its totient is φ = 20409408.

The previous prime is 65057687. The next prime is 65057743. The reversal of 65057742 is 24775056.

It is a junction number, because it is equal to n+sod(n) for n = 65057697 and 65057706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65057743) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9058 + ... + 14565.

Almost surely, 2^65057742 is an apocalyptic number.

65057742 is an abundant number, since it is smaller than the sum of its proper divisors (89301474).

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

65057742 is a wasteful number, since it uses less digits than its factorization.

65057742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23654 (or 23645 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 65057742 is about 8065.8379601874. The cubic root of 65057742 is about 402.1915994659.

The spelling of 65057742 in words is "sixty-five million, fifty-seven thousand, seven hundred forty-two".