3145857430 has 64 divisors (see below), whose sum is σ = 6080126976. Its totient is φ = 1168992000.

The previous prime is 3145857427. The next prime is 3145857467. The reversal of 3145857430 is 347585413.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2554915 + ... + 2556145.

It is an arithmetic number, because the mean of its divisors is an integer number (95001984).

Almost surely, 2^3145857430 is an apocalyptic number.

3145857430 is a deficient number, since it is larger than the sum of its proper divisors (2934269546).

3145857430 is a wasteful number, since it uses less digits than its factorization.

3145857430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1573.

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 3145857430 is about 56087.9437134220. The cubic root of 3145857430 is about 1465.2543257282.

It can be divided in two parts, 31458 and 57430, that added together give a palindrome (88888).

The spelling of 3145857430 in words is "three billion, one hundred forty-five million, eight hundred fifty-seven thousand, four hundred thirty".