142204276 has 6 divisors (see below), whose sum is σ = 248857490. Its totient is φ = 71102136.

The previous prime is 142204273. The next prime is 142204291. The reversal of 142204276 is 672402241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 142181776 + 22500 = 11924^2 + 150^2 .

It is a super-2 number, since 2×142204276² = 40444112225368352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142204273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17775531 + ... + 17775538.

Almost surely, 2^142204276 is an apocalyptic number.

It is an amenable number.

142204276 is a deficient number, since it is larger than the sum of its proper divisors (106653214).

142204276 is a wasteful number, since it uses less digits than its factorization.

142204276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35551073 (or 35551071 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 142204276 is about 11924.9434380210. The cubic root of 142204276 is about 521.9603958934.

It can be divided in two parts, 14220 and 4276, that added together give a square (18496 = 136²).

The spelling of 142204276 in words is "one hundred forty-two million, two hundred four thousand, two hundred seventy-six".