42670202 has 4 divisors (see below), whose sum is σ = 64005306. Its totient is φ = 21335100.

The previous prime is 42670193. The next prime is 42670231. The reversal of 42670202 is 20207624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38180041 + 4490161 = 6179^2 + 2119^2 .

It is a super-2 number, since 2×42670202² = 3641492277441608, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10667549 + ... + 10667552.

Almost surely, 2^42670202 is an apocalyptic number.

42670202 is a deficient number, since it is larger than the sum of its proper divisors (21335104).

42670202 is a wasteful number, since it uses less digits than its factorization.

42670202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21335103.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 42670202 is about 6532.2432594018. The cubic root of 42670202 is about 349.4418368721.

Adding to 42670202 its reverse (20207624), we get a palindrome (62877826).

The spelling of 42670202 in words is "forty-two million, six hundred seventy thousand, two hundred two".