142417070 has 48 divisors (see below), whose sum is σ = 268658208. Its totient is φ = 54345600.

The previous prime is 142417063. The next prime is 142417073. The reversal of 142417070 is 70714241.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142417073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1382639 + ... + 1382741.

It is an arithmetic number, because the mean of its divisors is an integer number (5597046).

Almost surely, 2^142417070 is an apocalyptic number.

142417070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142417070 is a deficient number, since it is larger than the sum of its proper divisors (126241138).

142417070 is a wasteful number, since it uses less digits than its factorization.

142417070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285 (or 248 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 142417070 is about 11933.8623253329. The cubic root of 142417070 is about 522.2206193972.

The spelling of 142417070 in words is "one hundred forty-two million, four hundred seventeen thousand, seventy".