2154304046 has 4 divisors (see below), whose sum is σ = 3231456072. Its totient is φ = 1077152022.

The previous prime is 2154304001. The next prime is 2154304051. The reversal of 2154304046 is 6404034512.

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

It is a super-2 number, since 2×2154304046² = 9282051845223940232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538576010 + ... + 538576013.

It is an arithmetic number, because the mean of its divisors is an integer number (807864018).

Almost surely, 2^2154304046 is an apocalyptic number.

2154304046 is a deficient number, since it is larger than the sum of its proper divisors (1077152026).

2154304046 is a wasteful number, since it uses less digits than its factorization.

2154304046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077152025.

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

The square root of 2154304046 is about 46414.4809946206. The cubic root of 2154304046 is about 1291.5235581407.

Adding to 2154304046 its reverse (6404034512), we get a palindrome (8558338558).

The spelling of 2154304046 in words is "two billion, one hundred fifty-four million, three hundred four thousand, forty-six".