260421662 has 4 divisors (see below), whose sum is σ = 390632496. Its totient is φ = 130210830.

The previous prime is 260421661. The next prime is 260421671. The reversal of 260421662 is 266124062.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260421661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65105414 + ... + 65105417.

It is an arithmetic number, because the mean of its divisors is an integer number (97658124).

Almost surely, 2^260421662 is an apocalyptic number.

260421662 is a deficient number, since it is larger than the sum of its proper divisors (130210834).

260421662 is a wasteful number, since it uses less digits than its factorization.

260421662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130210833.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 260421662 is about 16137.5853831978. The cubic root of 260421662 is about 638.5952768043.

The spelling of 260421662 in words is "two hundred sixty million, four hundred twenty-one thousand, six hundred sixty-two".