65654542 has 4 divisors (see below), whose sum is σ = 98481816. Its totient is φ = 32827270.

The previous prime is 65654509. The next prime is 65654543. The reversal of 65654542 is 24545656.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65654543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16413634 + ... + 16413637.

It is an arithmetic number, because the mean of its divisors is an integer number (24620454).

Almost surely, 2^65654542 is an apocalyptic number.

65654542 is a deficient number, since it is larger than the sum of its proper divisors (32827274).

65654542 is a wasteful number, since it uses less digits than its factorization.

65654542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32827273.

The product of its digits is 144000, while the sum is 37.

The square root of 65654542 is about 8102.7490396778. The cubic root of 65654542 is about 403.4176780251.

The spelling of 65654542 in words is "sixty-five million, six hundred fifty-four thousand, five hundred forty-two".