142426464 has 48 divisors (see below), whose sum is σ = 374492160. Its totient is φ = 47396480.

The previous prime is 142426457. The next prime is 142426507. The reversal of 142426464 is 464624241.

It is a tau number, because it is divible by the number of its divisors (48).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98257 + ... + 99695.

It is an arithmetic number, because the mean of its divisors is an integer number (7801920).

Almost surely, 2^142426464 is an apocalyptic number.

It is an amenable number.

142426464 is an abundant number, since it is smaller than the sum of its proper divisors (232065696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142426464 is a wasteful number, since it uses less digits than its factorization.

142426464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2483 (or 2475 counting only the distinct ones).

The product of its digits is 36864, while the sum is 33.

The square root of 142426464 is about 11934.2559047475. The cubic root of 142426464 is about 522.2321012433.

It can be divided in two parts, 14242 and 6464, that added together give a triangular number (20706 = T₂₀₃).

The spelling of 142426464 in words is "one hundred forty-two million, four hundred twenty-six thousand, four hundred sixty-four".