1602420773 has 16 divisors (see below), whose sum is σ = 1675726080. Its totient is φ = 1531137600.

The previous prime is 1602420767. The next prime is 1602420791. The reversal of 1602420773 is 3770242061.

It is a cyclic number.

It is not a de Polignac number, because 1602420773 - 2⁸ = 1602420517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1602420733) 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, 396503 + ... + 400523.

It is an arithmetic number, because the mean of its divisors is an integer number (104732880).

Almost surely, 2^1602420773 is an apocalyptic number.

It is an amenable number.

1602420773 is a deficient number, since it is larger than the sum of its proper divisors (73305307).

1602420773 is a wasteful number, since it uses less digits than its factorization.

1602420773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4268.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 1602420773 is about 40030.2482255606. The cubic root of 1602420773 is about 1170.1966633156.

The spelling of 1602420773 in words is "one billion, six hundred two million, four hundred twenty thousand, seven hundred seventy-three".