426420532 has 6 divisors (see below), whose sum is σ = 746235938. Its totient is φ = 213210264.

The previous prime is 426420517. The next prime is 426420539. The reversal of 426420532 is 235024624.

It can be written as a sum of positive squares in only one way, i.e., 426257316 + 163216 = 20646^2 + 404^2 .

It is a super-2 number, since 2×426420532² = 363668940222326048, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 426420532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426420539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53302563 + ... + 53302570.

Almost surely, 2^426420532 is an apocalyptic number.

It is an amenable number.

426420532 is a deficient number, since it is larger than the sum of its proper divisors (319815406).

426420532 is a wasteful number, since it uses less digits than its factorization.

426420532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106605137 (or 106605135 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 426420532 is about 20649.9523486133. The cubic root of 426420532 is about 752.6840317656.

The spelling of 426420532 in words is "four hundred twenty-six million, four hundred twenty thousand, five hundred thirty-two".