426187012 has 6 divisors (see below), whose sum is σ = 745827278. Its totient is φ = 213093504.

The previous prime is 426186997. The next prime is 426187037. The reversal of 426187012 is 210781624.

It can be written as a sum of positive squares in only one way, i.e., 366186496 + 60000516 = 19136^2 + 7746^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53273373 + ... + 53273380.

Almost surely, 2^426187012 is an apocalyptic number.

It is an amenable number.

426187012 is a deficient number, since it is larger than the sum of its proper divisors (319640266).

426187012 is a wasteful number, since it uses less digits than its factorization.

426187012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106546757 (or 106546755 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 426187012 is about 20644.2973239585. The cubic root of 426187012 is about 752.5466096228.

The spelling of 426187012 in words is "four hundred twenty-six million, one hundred eighty-seven thousand, twelve".