3457620243 has 32 divisors (see below), whose sum is σ = 6386373120. Its totient is φ = 1796165280.

The previous prime is 3457620227. The next prime is 3457620269. The reversal of 3457620243 is 3420267543.

3457620243 is a `hidden beast` number, since 3 + 4 + 5 + 7 + 620 + 24 + 3 = 666.

It is not a de Polignac number, because 3457620243 - 2⁴ = 3457620227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3457620198 and 3457620207.

It is not an unprimeable number, because it can be changed into a prime (3457600243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 829480 + ... + 833637.

It is an arithmetic number, because the mean of its divisors is an integer number (199574160).

Almost surely, 2^3457620243 is an apocalyptic number.

3457620243 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3457620243 is a deficient number, since it is larger than the sum of its proper divisors (2928752877).

3457620243 is a wasteful number, since it uses less digits than its factorization.

3457620243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663144 (or 1663138 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The square root of 3457620243 is about 58801.5326585966. The cubic root of 3457620243 is about 1512.1414935928.

Adding to 3457620243 its reverse (3420267543), we get a palindrome (6877887786).

The spelling of 3457620243 in words is "three billion, four hundred fifty-seven million, six hundred twenty thousand, two hundred forty-three".