214651020 has 24 divisors (see below), whose sum is σ = 601023024. Its totient is φ = 57240256.

The previous prime is 214651013. The next prime is 214651033. The reversal of 214651020 is 20156412.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1788699 + ... + 1788818.

It is an arithmetic number, because the mean of its divisors is an integer number (25042626).

Almost surely, 2^214651020 is an apocalyptic number.

214651020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214651020 is an abundant number, since it is smaller than the sum of its proper divisors (386372004).

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

214651020 is a wasteful number, since it uses less digits than its factorization.

214651020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3577529 (or 3577527 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 214651020 is about 14650.9733465050. The cubic root of 214651020 is about 598.7483351520.

The spelling of 214651020 in words is "two hundred fourteen million, six hundred fifty-one thousand, twenty".