2192620401 has 16 divisors (see below), whose sum is σ = 3258717120. Its totient is φ = 1457071200.

The previous prime is 2192620399. The next prime is 2192620459. The reversal of 2192620401 is 1040262912.

2192620401 is a `hidden beast` number, since 219 + 26 + 20 + 401 = 666.

It is not a de Polignac number, because 2192620401 - 2¹ = 2192620399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2192620201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121275 + ... + 138176.

It is an arithmetic number, because the mean of its divisors is an integer number (203669820).

Almost surely, 2^2192620401 is an apocalyptic number.

It is an amenable number.

2192620401 is a deficient number, since it is larger than the sum of its proper divisors (1066096719).

2192620401 is a wasteful number, since it uses less digits than its factorization.

2192620401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259773 (or 259767 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 2192620401 is about 46825.4247284528. The cubic root of 2192620401 is about 1299.1355991340.

The spelling of 2192620401 in words is "two billion, one hundred ninety-two million, six hundred twenty thousand, four hundred one".