65252642 has 16 divisors (see below), whose sum is σ = 120466752. Its totient is φ = 25814160.

The previous prime is 65252623. The next prime is 65252651. The reversal of 65252642 is 24625256.

It is a junction number, because it is equal to n+sod(n) for n = 65252599 and 65252608.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179084 + ... + 179447.

It is an arithmetic number, because the mean of its divisors is an integer number (7529172).

Almost surely, 2^65252642 is an apocalyptic number.

65252642 is a deficient number, since it is larger than the sum of its proper divisors (55214110).

65252642 is a wasteful number, since it uses less digits than its factorization.

65252642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358553.

The product of its digits is 28800, while the sum is 32.

The square root of 65252642 is about 8077.9107447409. The cubic root of 65252642 is about 402.5928276311.

Adding to 65252642 its reverse (24625256), we get a palindrome (89877898).

The spelling of 65252642 in words is "sixty-five million, two hundred fifty-two thousand, six hundred forty-two".