1367720042 has 24 divisors (see below), whose sum is σ = 2230960320. Its totient is φ = 628577040.

The previous prime is 1367720027. The next prime is 1367720051. The reversal of 1367720042 is 2400277631.

It is a super-2 number, since 2×1367720042² = 3741316226576963528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1367719990 and 1367720008.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72317 + ... + 89247.

It is an arithmetic number, because the mean of its divisors is an integer number (92956680).

Almost surely, 2^1367720042 is an apocalyptic number.

1367720042 is a deficient number, since it is larger than the sum of its proper divisors (863240278).

1367720042 is a wasteful number, since it uses less digits than its factorization.

1367720042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17198 (or 17185 counting only the distinct ones).

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

The square root of 1367720042 is about 36982.6992254486. The cubic root of 1367720042 is about 1110.0240889721.

Adding to 1367720042 its reverse (2400277631), we get a palindrome (3767997673).

The spelling of 1367720042 in words is "one billion, three hundred sixty-seven million, seven hundred twenty thousand, forty-two".