64452134 has 32 divisors (see below), whose sum is σ = 106655616. Its totient is φ = 29086720.

The previous prime is 64452133. The next prime is 64452139. The reversal of 64452134 is 43125446.

It is a junction number, because it is equal to n+sod(n) for n = 64452097 and 64452106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64452133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84314 + ... + 85074.

It is an arithmetic number, because the mean of its divisors is an integer number (3332988).

Almost surely, 2^64452134 is an apocalyptic number.

64452134 is a deficient number, since it is larger than the sum of its proper divisors (42203482).

64452134 is a wasteful number, since it uses less digits than its factorization.

64452134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880.

The product of its digits is 11520, while the sum is 29.

The square root of 64452134 is about 8028.2086420322. The cubic root of 64452134 is about 400.9397363434.

The spelling of 64452134 in words is "sixty-four million, four hundred fifty-two thousand, one hundred thirty-four".