42612319 has 8 divisors (see below), whose sum is σ = 45221760. Its totient is φ = 40014336.

The previous prime is 42612313. The next prime is 42612329. The reversal of 42612319 is 91321624.

42612319 = T₁₅₉ + T₁₆₀ + ... + T₆₃₇.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42612319 - 2¹³ = 42604127 is a prime.

It is a super-2 number, since 2×42612319² = 3631619461115522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42612313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5527 + ... + 10759.

It is an arithmetic number, because the mean of its divisors is an integer number (5652720).

Almost surely, 2^42612319 is an apocalyptic number.

42612319 is a deficient number, since it is larger than the sum of its proper divisors (2609441).

42612319 is a wasteful number, since it uses less digits than its factorization.

42612319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5729.

The product of its digits is 2592, while the sum is 28.

The square root of 42612319 is about 6527.8111951863. The cubic root of 42612319 is about 349.2837570429.

The spelling of 42612319 in words is "forty-two million, six hundred twelve thousand, three hundred nineteen".