45678234 has 32 divisors (see below), whose sum is σ = 105431040. Its totient is φ = 12922992.

The previous prime is 45678229. The next prime is 45678247. The reversal of 45678234 is 43287654.

It is a happy number.

It is a super-2 number, since 2×45678234² = 4173002122717512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45678192 and 45678201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 954 + ... + 9605.

It is an arithmetic number, because the mean of its divisors is an integer number (3294720).

Almost surely, 2^45678234 is an apocalyptic number.

45678234 is an abundant number, since it is smaller than the sum of its proper divisors (59752806).

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

45678234 is a wasteful number, since it uses less digits than its factorization.

45678234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10674.

The product of its digits is 161280, while the sum is 39.

The square root of 45678234 is about 6758.5674517608. The cubic root of 45678234 is about 357.4673946171.

The spelling of 45678234 in words is "forty-five million, six hundred seventy-eight thousand, two hundred thirty-four".