42652250 has 16 divisors (see below), whose sum is σ = 79845480. Its totient is φ = 17060800.

The previous prime is 42652223. The next prime is 42652277. The reversal of 42652250 is 5225624.

42652250 = T₂₇₇ + T₂₇₈ + ... + T₆₅₁.

It is an interprime number because it is at equal distance from previous prime (42652223) and next prime (42652277).

It can be written as a sum of positive squares in 4 ways, for example, as 18258529 + 24393721 = 4273^2 + 4939^2 .

It is a zygodrome in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85055 + ... + 85554.

Almost surely, 2^42652250 is an apocalyptic number.

42652250 is a deficient number, since it is larger than the sum of its proper divisors (37193230).

42652250 is a wasteful number, since it uses less digits than its factorization.

42652250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170626 (or 170616 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 42652250 is about 6530.8690080264. The cubic root of 42652250 is about 349.3928248410.

Adding to 42652250 its reverse (5225624), we get a palindrome (47877874).

The spelling of 42652250 in words is "forty-two million, six hundred fifty-two thousand, two hundred fifty".