2154020350 has 12 divisors (see below), whose sum is σ = 4006477944. Its totient is φ = 861608120.

The previous prime is 2154020333. The next prime is 2154020353. The reversal of 2154020350 is 530204512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2154020353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21540154 + ... + 21540253.

It is an arithmetic number, because the mean of its divisors is an integer number (333873162).

Almost surely, 2^2154020350 is an apocalyptic number.

2154020350 is a deficient number, since it is larger than the sum of its proper divisors (1852457594).

2154020350 is a wasteful number, since it uses less digits than its factorization.

2154020350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43080419 (or 43080414 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2154020350 is about 46411.4247788193. The cubic root of 2154020350 is about 1291.4668629320.

Adding to 2154020350 its reverse (530204512), we get a palindrome (2684224862).

The spelling of 2154020350 in words is "two billion, one hundred fifty-four million, twenty thousand, three hundred fifty".