1342626769 has 12 divisors (see below), whose sum is σ = 1507185792. Its totient is φ = 1194595160.

The previous prime is 1342626767. The next prime is 1342626787. The reversal of 1342626769 is 9676262431.

It is not a de Polignac number, because 1342626769 - 2¹ = 1342626767 is a prime.

It is a super-2 number, since 2×1342626769² = 3605293281670758722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342626767) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112357 + ... + 123730.

It is an arithmetic number, because the mean of its divisors is an integer number (125598816).

Almost surely, 2^1342626769 is an apocalyptic number.

It is an amenable number.

1342626769 is a deficient number, since it is larger than the sum of its proper divisors (164559023).

1342626769 is a wasteful number, since it uses less digits than its factorization.

1342626769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236156 (or 236145 counting only the distinct ones).

The product of its digits is 653184, while the sum is 46.

The square root of 1342626769 is about 36641.8717998958. The cubic root of 1342626769 is about 1103.1936853059.

The spelling of 1342626769 in words is "one billion, three hundred forty-two million, six hundred twenty-six thousand, seven hundred sixty-nine".