7290040046 has 4 divisors (see below), whose sum is σ = 10935060072. Its totient is φ = 3645020022.

The previous prime is 7290039997. The next prime is 7290040111. The reversal of 7290040046 is 6400400927.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7290039994 and 7290040021.

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, 1822510010 + ... + 1822510013.

It is an arithmetic number, because the mean of its divisors is an integer number (2733765018).

Almost surely, 2^7290040046 is an apocalyptic number.

7290040046 is a deficient number, since it is larger than the sum of its proper divisors (3645020026).

7290040046 is a wasteful number, since it uses less digits than its factorization.

7290040046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3645020025.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 7290040046 is about 85381.7313363930. The cubic root of 7290040046 is about 1938.9947714951.

The spelling of 7290040046 in words is "seven billion, two hundred ninety million, forty thousand, forty-six".