Search a number
deficient n.  and  happy n.

First numbers that belong to both sets:

1, 7, 10, 13, 19, 23, 31, 32, 44, 49, 68, 79, 82, 86, 91, 94, 97, 103, 109, 129, 130, 133, 139, 167, 188, 190, 193, 203, 219, 226, 230, 236, 239, 262, 263, 291, 293, 301, 302, 310, 313, 319, 326, 329, 331, 338, 356, 362, 365, 367, 376, 379, 383, 386, 391, 397, 404, 409, 446, 469, 478, 487, 536, 556, 563, 565, 566, 617, 622, 623, 632, 635, 637, 638, 649, 653, 655, 656, 665, 671, 673, 683, 694, 709, 716, 739, 761, 763, 790, 793, 802, 806, 818, 833, 847, 863, 874, 881, 899, 901, 904, 907, 913, 921, 923, 931, 932, 937, 946, 964, 970, 973, 989, 998, 1003, 1009, 1029, 1030, 1033, 1039, 1067, 1076, 1090, 1093, 1112, 1114, 1115, 1121, 1125, 1141, 1151, 1177, 1185, 1209, 1211, 1215, 1221, 1222, 1233, 1247, 1251, 1257, 1258, 1274, 1275, 1277, 1281, 1285, 1299, 1303, 1309, 1323, 1333, 1335, 1337, 1339, 1353, 1366, 1373, 1390, 1393, 1411, 1418, 1427, 1444, 1447, 1448, 1457, 1474, 1475, 1478, 1481, 1487, 1511, 1521, 1527, 1528, 1533, 1547, 1557, 1574, 1581, 1582, 1587, 1599, 1607, 1636, 1663, 1666, 1670, 1679, 1697, 1706, 1717, 1724, 1725, 1727, 1733, 1742, 1744, 1745, 1748, 1754, 1755, 1769, 1771, 1772, 1784, 1785, 1796, 1808, 1814, 1815, 1821, 1825, 1828, 1841, 1844, 1847, 1851, 1852, 1857, 1874, 1875, 1881, 1882, 1903, 1929, 1930, 1933, 1959, 1967, 1995, 2003, 2008, 2019, 2026, 2036, 2039, 2062, 2063, 2091, 2093, 2109, 2111, 2115, 2121, 2122, 2133, 2147, 2151, 2157, 2158, 2174, 2175, 2177, 2181, 2185, 2188, 2199, 2206, 2211, 2221, 2224, 2242, 2245, 2254, 2257, 2258, 2275, 2285, 2306, 2309, 2313, 2331, 2333, 2338, 2339, 2369, 2383.

Some larger examples :