64254542 has 16 divisors (see below), whose sum is σ = 110678400. Its totient is φ = 27669240.

The previous prime is 64254493. The next prime is 64254559. The reversal of 64254542 is 24545246.

It is a junction number, because it is equal to n+sod(n) for n = 64254499 and 64254508.

It is a congruent number.

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, 76442 + ... + 77277.

It is an arithmetic number, because the mean of its divisors is an integer number (6917400).

Almost surely, 2^64254542 is an apocalyptic number.

64254542 is a deficient number, since it is larger than the sum of its proper divisors (46423858).

64254542 is a wasteful number, since it uses less digits than its factorization.

64254542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153751.

The product of its digits is 38400, while the sum is 32.

The square root of 64254542 is about 8015.8930881094. The cubic root of 64254542 is about 400.5295943484.

Adding to 64254542 its reverse (24545246), we get a palindrome (88799788).

The spelling of 64254542 in words is "sixty-four million, two hundred fifty-four thousand, five hundred forty-two".