142372436 has 6 divisors (see below), whose sum is σ = 249151770. Its totient is φ = 71186216.

The previous prime is 142372403. The next prime is 142372463. The reversal of 142372436 is 634273241.

142372436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 72148036 + 70224400 = 8494^2 + 8380^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17796551 + ... + 17796558.

It is an arithmetic number, because the mean of its divisors is an integer number (41525295).

Almost surely, 2^142372436 is an apocalyptic number.

It is an amenable number.

142372436 is a deficient number, since it is larger than the sum of its proper divisors (106779334).

142372436 is a wasteful number, since it uses less digits than its factorization.

142372436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35593113 (or 35593111 counting only the distinct ones).

The product of its digits is 24192, while the sum is 32.

The square root of 142372436 is about 11931.9921220222. The cubic root of 142372436 is about 522.1660584503.

The spelling of 142372436 in words is "one hundred forty-two million, three hundred seventy-two thousand, four hundred thirty-six".